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Results for search "Environment".

24 Mar

Listening To The Sounds of Nature Has Major Health Benefits, Study Finds.

The sound of birds singing and rain falling can boost your health and lower stress, researchers say.

29 Dec

Is Your Favorite Seafood Contaminated With Microplastics?

These 3 seafood species have the highest levels of plastic particles, researchers say.

Health News Results - 285

Asthma Attacks Plummeted During Pandemic

Call it a silver lining of the pandemic: Asthma attacks fell sharply among Black and Hispanic Americans in the months after the coronavirus first surfaced.

The study included nearly 1,200 participants who provided information about their asthma through monthly online, phone or mail questionnaires for 15 months between the first half of 2019 and first half of 2020.

The researchers f...

Air Pollution Can Harm Kids' Hearts for a Lifetime

Air pollution isn't hard on the hearts of adults only, suggests a new analysis that found it can raise blood pressure in kids as young as 5.

Children experienced increases in blood pressure if they had short-term exposure to air polluted with coarser particles or long-term exposure to finer airborne particles, and that also happened with long-term exposure to nitrogen dioxide, an air poll...

Race, Neighborhood Affects How Long You'll Live After Heart Attack

THURSDAY, May 6, 2021 (HealthDay News) -- The risk of dying within five years of a heart attack is notably higher among poor Americans than their wealthier peers, but race also plays a role, a new study reveals.

While Black residents of poor neighborhoods appear to face a higher risk of death than their counterparts in wealthier ZIP codes, poor Black patients are also m...

Wildfires Are Changing the Seasonal Air Quality of the U.S. West

Increasing numbers of wildfires are making poor air quality more common throughout the Western United States, according to a new study.

The findings suggest that many cities may soon have trouble meeting air quality standards, said lead author Kai Wilmot, a doctoral student in atmospheric sciences at the University of Utah in Salt Lake City.

Wilmot's team examined Western air qualit...

Heat Waves Topping 132 Degrees F Likely in Middle East Without Action on Climate Change

The Middle East and North Africa are already among the hottest spots on the planet, but new research warns that if nothing is done to slow climate change there will be life-threatening heat waves with temperatures of 132 Fahrenheit or higher in those regions.

"Our results for a business-as-usual pathway indicate that, especially in the second half of this century, unprecedented super- a...

Breathing Dirty Air Could Raise a Child's Risk for Adult Mental Illness

THURSDAY, April 29, 2021 (HealthDay News) -- Kids exposed to air pollution may be at risk for mental illness in early adulthood, a new study suggests.

Researchers found that young adults in Britain who were exposed to higher levels of traffic-related air pollutants during their childhood and teen years were prone to develop symptoms of mental illness later. Nitrogen oxi...

One Reason It's Hotter in Poorer Neighborhoods: Fewer Trees

Poor neighborhoods in the United States have fewer trees and are hotter than richer neighborhoods, new research shows.

In the study, the researchers assessed tree cover in the 100 largest urban areas of the country.

In nine out of 10 communities, there was less tree cover in low-income areas than in high-income areas. On average, low-income neighborhoods had about 15% less tree cove...

No Genetic Damage to Kids of Those Exposed to Chernobyl Nuclear Disaster: Study

There's no evidence of genetic damage in the children of parents who were exposed to radiation from the 1986 Chernobyl Nuclear Power Plant disaster in Ukraine, researchers say.

Several previous studies have examined the risks across generations of radiation exposure from events such as this, but have yielded inconclusive results.

In this study, the investigators analyzed the genomes...

Don't Linger: 'Aerosolized Droplets' Hang in the Air After Toilet Flush

If you're in a public restroom, you may not want to hang around too long, because lots of airborne pathogens are hanging around, too.

Researchers from Florida Atlantic University's College of Engineering and Computer Science conducted flush tests in a public restroom with both a toilet and a urinal.

"After about three hours of tests involving more than 100 flushes, we found a substa...

Wildfire Smoke Can Trigger Eczema, Study Finds

When wildfires choked the air and turned the skies orange throughout the American West in recent years, they caused a variety of health problems from coughs and runny noses to life-threatening heart attacks and strokes.

But eczema and other skin issues were a result of the wildfires, too, according to researchers from the University of California, San Francisco (UCSF), and the University ...

Eviction Bans Helped Stop COVID's Spread in Cities: Study

Eviction bans during the COVID-19 pandemic reduced infection rates not only in people who avoided displacement but also in their communities, according to a new study.

"When it comes to a transmissible disease like COVID-19, no neighborhood is entirely isolated," said study author Alison Hill, assistant professor of biomedical engineering at Johns Hopkins University, in Baltimore.

I...

Dirty Air Could Raise COVID Risks for People With Asthma, COPD

Long-term exposure to polluted air could increase the risk of severe COVID-19 in people with respiratory diseases such as asthma and chronic obstructive pulmonary disease (COPD), new research shows.

For the study, researchers at the University of Cincinnati examined the backgrounds and health outcomes of more than 1,100 COVID-19 patients diagnosed at UC Health between mid-March and early ...

Is It Allergies or COVID? Expert Shows How to Tell the Difference

Seasonal allergies are striking this year at the worst possible time, with the United States in the midst of a fourth wave of the global COVID-19 pandemic.

You've got an itchy nose and watery eyes. Or maybe you've got a fever and a sore throat. Or you've developed a cough and you have trouble breathing.

Is it COVID-19, or just your usual allergies?

Confusion is perfectly under...

Live Near a 'Superfund' Site? Your Life Span Might Be Shorter

Living near a Superfund hazardous waste site may shorten your life, new research suggests.

There are thousands of Superfund sites across the United States and they include manufacturing facilities, processing plants, landfills and mines where hazardous waste was dumped, left out in the open or poorly managed, posing a risk to the environment and human health.

In this study, researc...

Stress Not Always a Trigger for Relapse in Eating Disorders: Study

Stress does not trigger binge eating in people with eating disorders, new research suggests.

The findings challenge a common theory that's never been directly tested in patients, according to the study authors.

Their research included 85 women (22 with anorexia, 33 with bulimia and a control group of 30 without an eating disorder). The study participants were assessed for two days t...

A Woman's Exposure to DDT Could Affect Her Granddaughter's Health Today

A long-banned pesticide may be having health effects that ripple across generations, a new study suggests.

At issue is DDT, a once widely used pesticide that was banned in the United States in 1972. That ban, however, was not the end of the story.

DDT is a persistent organic pollutant, a group of chemicals that are slow to break down and linger in the environment for years. So ...

Bright Side: Sunnier Areas Have Lower COVID-19 Death Rates

COVID-19 might have a tough new foe: The sun.

New research shows that sunnier regions of the United States have lower COVID-19 death rates than cloudier areas, suggesting that the sun's UV rays might somehow provide some protection against the disease.

The effect is not due to better uptake of the healthy "sunshine vitamin," vitamin D, noted the Scottish research team led by Richard...

More Biodiversity, Better Mental Health?

It probably won't show up on any real estate listing, but making your home in a place with many different kinds of birds and plants may be good for you.

That's the upshot of a German study that showed people who live in areas with greater biodiversity have better mental health than those in areas with fewer types of plants and birds.

The finding is another example of how conserving ...

Low Risk That Scientists Can Pass Coronavirus to North American Bats

Because of the COVID-19 pandemic, scientists thought twice about studying North American bats in their winter habitats. But they've now determined that the risk of humans passing the coronavirus to bats under these conditions was low.

The U.S. Geological Survey (USGS) led the study. It found the risk to be one in 1,000 with no protective measures and one in 3,333 with proper use of per...

Secondhand Smoke Is Sending Kids to the ER

Nonsmokers usually try to avoid secondhand smoke, but many kids have no option, and now a new study finds tobacco smoke exposure puts them at higher risk of hospitalization.

Compared to other kids, those exposed to secondhand smoke were more likely to have had an urgent care visit over a one-year period, and to incur higher costs for such visits. They also were nearly twice as likely to b...

When Coal-Fired Power Plants Close, Kids With Asthma Breathe Easier

Fewer children end up in ERs for asthma attacks if nearby coal-fired power plants are shut down, a new study finds.

"When these power plants close, we see a reduction of somewhere between 12% and 18% in emergency department visits for asthma," said senior researcher Emily Pakhtigian, an assistant professor of public policy at Pennsylvania State University. "When the plants close down, chi...

Waves Lapping, Birds Singing: Nature's Sounds Bring Healing, Study Finds

If you feel recharged after a day spent in the great outdoors, there's a physiological reason for that.

Bird song and lapping waves combat negative feelings such as annoyance and stress, while boosting positive emotions and health, according to new research using the sounds found at U.S. national parks.

"It's good for what we're calling positive affect, so things like feelings of t...

Spring Cleaning Can Sweep Away Allergens From Your Home

If seasonal allergies get you down, try tackling them with a good spring cleaning.

This can not only ease some of those spring symptoms, but also get rid of allergens you've been living with for a while, according to the American College of Allergy, Asthma and Immunology (ACAAI).

"If you aren't someone who regularly undertakes spring cleaning, consider tackling it this year," said D...

AHA News: Study Links Green Communities to Lower Stroke Risk

The greener the neighborhood, the lower the stroke risk, a new study suggests.

Researchers matched images gathered from space to health data from residents to come up with their findings. The work adds to evidence that shows where someone lives affects their health, said study co-author Dr. William Aitken. He is a cardiology fellow at the University of Miami and Jackson Memorial Hospital ...

Storm Alert: How to Keep Your Home Safe

Winter weather can bring hidden dangers, the most deadly of which can include carbon monoxide poisoning and fires.

As blizzards, tornadoes and severe storms batter the nation and many lose power and heat, the danger of carbon monoxide poisoning and fires from portable generators and other devices increase exponentially, the U.S. Consumer Products Safety Commission (CPSC) warns.

Carb...

Racist 'Redlining' Policies Leave Legacy of Stroke for Black Americans

Discriminatory housing practices from nearly a century ago continue to influence a person's risk of suffering a stroke, claims a new study that reveals the legacy of structural racism in the United States.

Researchers found a 1.5% higher rate of stroke within census tracts in Columbus, Ohio, most heavily marked for "redlining," compared to neighborhoods in the city least affected by housi...

Common Household Chemicals Tied to Preemie Births

Even when women do their best to have a safe pregnancy, chemicals commonly found in the home could still raise their risk for premature delivery, a new study shows.

The chemicals -- called polybrominated diphenyl ethers (PBDEs) -- are used as flame retardants in items like furniture and carpets.

For the study, researchers analyzed blood samples from over 3,500 pregnant women, includ...

Backyard Chicken Coops Pose Threat of 'Viral Spillover' to People

Raising chickens in your backyard -- a popular trend during the COVID-19 pandemic -- holds risks that can come home to roost in an unwelcome way.

It's already well known that poultry can spread the salmonella bacteria to human handlers. But chickens cooped up in backyards could also be breeding grounds for viruses that pose an even bigger public health threat, according to Sonia Hernandez...

Pollen Peril: Sneezin' Season May Up COVID Risk

It's that time of year when flowers and trees bloom freely and pollen makes the lives of many miserable. But new research reveals a hidden risk: It could also make you more vulnerable to COVID-19 infection.

COVID-19 infection rates waxed and waned with pollen counts in 2020, according to tracking data gathered across 31 countries in every corner of the globe.

"Airborne pollen can pa...

Global Warming Could Make Survival in Tropics Impossible: Study

Limiting global warming to targets proposed in the Paris Agreement could keep tropical regions from reaching temperatures that are beyond human tolerability, a new study projects.

Researchers estimate that if countries are able to cap warming at 1.5 degrees Celsius above pre-industrial levels, the tropics will be spared temperatures that surpass the "survival limit." But life in the worl...

How Moving the Homeless to Hotels During the Pandemic Helps Everyone

Giving homeless COVID-19 patients a free hotel room for their quarantine and recovery pays huge health dividends for the entire community, according to a new study out of San Francisco.

Only 4% of homeless folks transferred from Zuckerberg San Francisco General Hospital to a participating hotel wound up back in the hospital with worsened COVID-19 symptoms, the researchers said in the repo...

American Indians Face the Highest Odds for Stroke

While strokes strike many Americans, a new study shows the risk is particularly high among American Indians.

Researchers already knew that American Indians had the highest risk of atrial fibrillation, which is an irregular heartbeat ("arrhythmia") that can increase the risk of blood clots and stroke.

The new study found that American Indians had a 47% higher risk of having a non-ble...

How Climate Change Could Put More MS Patients in Danger

When temperatures rise, people with multiple sclerosis need to keep cool. Heat sensitivity is a hallmark of the central nervous system disorder.

So, what happens when warm weather spikes become more frequent because of climate change?

More MS patients end up in the emergency room. A new study found that during periods of unusually warm weather, they were more likely to visit the eme...

Want Less Violent Prisons? Plant More Trees

It's already known that green space offers significant benefits in institutional settings, such as hospitals and schools, but new research suggests it may also reduce violence in prisons.

In the new study, researchers compared the amount of trees, lawns and shrubs at prisons in England and Wales with data on violence between prisoners, prisoner assaults on staff and prisoner self-harm.

As Climate Change Lengthens Allergy Season, Pollen Travels Farther

If you suffer the itchy, sneezy, wheezy consequences of seasonal allergies, you're probably painfully aware that pollen season is starting earlier and lasting longer than ever.

It's an upshot of climate change, and new research from Germany offers an explanation for this extended sneezin' season: Pollen is on the move, with early blooming spores now wafting across traditional locales and ...

Masks Vital to Stopping COVID at Gyms, Studies Show

If you think you can safely exercise without your mask in a gym during the pandemic, two new government reports show you are mistaken.

Coronavirus outbreaks at fitness centers in Chicago and Honolulu last summer were likely the result of exercisers and instructors not wearing masks, researchers from the U.S. Centers for Disease Control and Prevention discovered.

In the Chicago study...

Could Americans Get to COVID Herd Immunity by Late Spring?

Hungry for good news on the pandemic? One epidemiologist believes Americans might reach herd immunity to the new coronavirus as soon as late spring.

That's the view held by Suzanne Judd, a professor with the school of public health at the University of Alabama (UA) at Birmingham. To come to that conclusion, she reviewed recent research and data from her home state.

"I really am star...

Tougher State Gun Laws, Less Gun Violence Among Teens: Study

States with more gun laws have less youth gun violence, new research reveals.

For the study, the researchers examined data from several states from 2005 to 2017, and found that kids were less likely to be armed in states with more gun laws, and more likely to carry a weapon in states with fewer gun laws.

Louisiana and Arkansas had the highest percentage of armed youth in 2017 at 12....

COVID & Elevators: A Dangerous Mix, But Here's How to Make It Safer

As the new coronavirus vaccine rollout gathers speed, elevators will likely become a flash point for businesses hoping to reopen offices while sticking to social distancing.

And a new computer simulation suggests that the usual "first-come, first-served" elevator routine is neither safe nor practical.

"Now that vaccines are within reach, many buildings are slated for phased re-openi...

Mental Health Trauma Plagues Wildfire Survivors

The 2018 wildfire that destroyed 239 square miles in Northern California, including the town of Paradise, left a lasting mental health crisis in its wake.

Many residents who survived the so-called Camp Fire are now grappling with chronic post-traumatic stress disorder (PTSD) and depression, according to a new study in the International Journal of Environmental Research and Public Heal...

Silent Killer: Watch Out for Carbon Monoxide Dangers This Winter

Carbon monoxide poisoning can prove fatal without a warning, because it can't be seen, smelled or heard.

It's important to be aware of it, especially during winter when you're indoors and using heat sources to stay cozy.

The Nebraska Regional Poison Center has some tips for preventing carbon monoxide (CO) poisoning and recognizing symptoms of exposure to CO.

CO is a gas produc...

Are Your Allergies Worse? Blame Climate Change

In a grim development for allergy sufferers in North America, a new investigation warns that pollen seasons are getting longer and worse.

Over the last three decades, the annual pollen season has expanded by nearly three weeks, accompanied by a 21% jump in pollen concentrations.

A big underlying cause: climate change.

"It is clear that global warming is the major culprit ...

Climate Change May Have Helped Emergence of New Coronavirus

It's a link few might have considered, but a new study indicates that climate change may have prompted the COVID-19 pandemic.

Rising temperatures caused by greenhouse emissions have boosted the growth of bat-friendly forest habitat in China's southern province of Yunnan and neighboring areas, making the region a hotspot for bat-borne coronaviruses, the researchers explained. Genetic data ...

Cancer Plagues California Sea Lions, With Implications for Humans

A virus-linked cancer killing California sea lions is sounding a chilling alarm for mankind.

Exposure to environmental toxins significantly boosts risk for the herpes-like cancer, which was discovered in sea lions in 1979.

Since then, between 18% and 23% of adult sea lions admitted to a California animal rescue-and-research center have died of the disease. That's the highest rate f...

How Your Neighborhood Can Hamper Your Teen's Sleep

Living in a noisy neighborhood with less green space negatively affects teens' sleep, which may lead to poorer memory and thinking skills, according to a pair of studies.

In a study on residential environment, researchers found that as noise levels steadily increased, so too did the time needed for teens to fall asleep. They also didn't sleep as long as kids in quieter, greener neighborho...

Like Flu, COVID-19 May Turn Out to Be Seasonal

Like influenza, could COVID-19 evolve to wax and wane with the seasons? New research suggests it might.

Early in the pandemic, some experts suggested that SARS-CoV-2 -- the virus that causes COVID-19 -- may behave like many other coronaviruses that circulate more widely in fall and winter.

To find out if that could be true, researchers analyzed COVID-19 data -- including cases, deat...

Women's Menstrual Cycles Tied to Moon's Phases: Study

There have long been theories that women's menstrual cycles align with the moon, and now a new study suggests there's some truth to that.

Using years of records kept by 22 women, researchers found that for many, menstrual cycles "intermittently" synced up with the phases of the moon.

The link happened only about one-quarter of the time for women aged 35 or younger, and just 9% of th...

Legacy of Racist Neighborhood 'Redlining': Fewer Healthy Green Spaces Today

A racist mortgage appraisal practice used in the United States decades ago has resulted in less green space in some urban neighborhoods today, researchers say.

Those so-called "redlined" neighborhoods have higher rates of air and noise pollution, racial segregation and poverty -- all of which can contribute to poorer health.

In the 1930s, the Home Owners' Loan Corporation (HOLC) gav...

Lockdowns' Benefits for Air Quality Weren't as Big as Thought: Study

Two types of air pollution declined in cities around the world during initial COVID-19 lockdowns, but one type increased, a new study finds.

Researchers assessed changes in levels of nitrogen dioxide, ozone and fine particulate (PM2.5) air pollution during lockdowns in 11 cities: Beijing and Wuhan in China; Milan; Rome; Madrid; London; Paris; Berlin; New York; Los Angeles; and Delhi, Indi...

Global Warming May Be Triggering Toxic Algae Blooms Along U.S. West Coast

New toxic algal blooms have appeared on the U.S. west coast due to an ocean heat wave, a new study finds.

The researchers said that climate change is increasing the frequency of highly toxic algal blooms in this area.

These algae produce a neurotoxin called domoic acid that causes severe and potentially lethal digestive and neurological symptoms, and is a threat to marine wildlife a...

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