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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 - 339

EPA Plans New Strategy Against PFAS 'Forever Chemicals'

MONDAY, Oct. 18, 2021 (HealthDay News) --- A new plan to limit pollution from so-called "forever chemicals" will include restricting their release into the environment and speeding cleanup of contaminated sites, the U.S. Environmental Protection Agency announced Monday.

The chemicals, called PFAS (per- and polyfluoroalkyl substances), are used in products ranging from cookware to carpets ...

Long Bouts of Space Travel May Harm Astronauts' Brains

Prolonged stays in space appear to damage astronauts' brains, a small, new study suggests.

The researchers studied five Russian cosmonauts, mean age 49, who stayed on the International Space Station (ISS) for an average of 5.5 months.

Blood samples were taken from the cosmonauts 20 days before their departure to the ISS, and one day, one week, and about three weeks after they retur...

Nature Helped Many Kids Cope During Lockdown: Study

Children who spent more time in nature during pandemic lockdowns suffered fewer behavioral and emotional problems, British researchers say.

The investigators also found that children in wealthier families tended to increase their connection to nature during the pandemic more than those from poorer families.

The new study included 376 families in the United Kingdom who had children ...

Climate Change Could Bring Rising Obesity Rates

You can add obesity and its related health risks to the long list of threats posed by climate change, researchers report.

In a new review, researchers from Fox Chase Cancer Center in Philadelphia outlined the association between climate change and obesity.

As global temperatures increase, people may become less physically active and less able to burn excess fat, putting them at incr...

'Extreme Heat' Days Have Tripled Since 1980s, and More Are Coming

WEDNESDAY, Oct. 13, 2021 (HealthDay News) -- Urban dwellers around the globe are sweating through three times as many "extreme heat" days as their counterparts did in the 1980s, a new study suggests.

The study is the latest to chart humans' growing exposure to dangerously high temperatures. Experts said it looked at what's happening in finer detail than previous researc...

Climate Change is World's Most Pressing Health Problem: WHO

Climate change is the "single biggest health threat facing humanity," and governments must "act with urgency" to tackle the crisis, a World Health Organization (WHO) special report warns.

In advance of a United Nation's climate change summit in early November, groups representing 45 million nurses, doctors and health professionals worldwide signed an open letter urging action on the clima...

Japanese Scientists Discover New Disease Carried by Ticks

Scientists in Japan have discovered yet another tick-borne virus that can make people sick.

The Yezo virus is transmitted by tick bites, and triggers fever and a reduction in blood platelets and white blood cells.

"At least seven people have been infected with this new virus in Japan since 2014, but, so far, no deaths have been confirmed," said Keita Matsuno, a virologist at Hokkaid...

Western Wildfires Are Making Easterners Sick: U.S. Study

You might think that wildfires in the western United States would only affect folks in places like Colorado, California or Oregon.

But a new study estimates that three-quarters of smoke-related deaths and visits to the emergency room for asthma in the United States happen east of the Rocky Mount...

Tree Rings Show Hurricanes Becoming Wetter, Longer, More Dangerous

The rings of stately pines on the coasts of North and South Carolina offer telling long-term evidence of climate change and a chilling forecast for the future.

The upshot: The last 300 years have gotten wetter and wetter, making hurricanes ever more dangerous.

"Our findings suggest that the maximum amount of rainfall from these storms is increasing and is likely going to continue to...

Over Half of American Children Have Detectable Lead Levels in Their Blood

More than 50% of American children have detectable blood lead levels, a new study reveals. And young children who live in places with lots of pre-1950s housing and low incomes have the greatest risk.

"Public health authorities have worked commendably to reduce lead exposure for decades, and yet, substantial risk remains," said study co-author Dr. Harvey Kaufman, head of health trends rese...

Smoke From Nuclear War Would Trigger Massive Climate Change, Endangering Health

Nuclear war would trigger worldwide climate change and take a dire toll on food production and human health, according to scientists who studied different scenarios using a modern climate model.

"Although we suspected that ozone would be destroyed after nuclear war and that would result in enhanced ultraviolet light at the Earth's surface, if there was too much smoke, it would block out t...

Birds Make a Comeback During Pandemic

When COVID-19 restrictions forced you indoors, it brought birds back to North America, new research shows.

Across the United States and Canada, birders documented an 80% increase among most of the 82 species they recorded since the start of pandemic restrictions last year.

Some species (26%) increased in response to drops in certain types of human activity, while decreasing in resp...

EPA to Sharply Limit Refrigerant Production in New Climate Rule

In a move to combat global warming, the U.S. Environmental Protection Agency (EPA) announced Thursday that it will restrict U.S. production and use of hydrofluorocarbons by 85% over the next 15 years.

Hydrofluorocarbons (HFCs) are potent greenhouse gases often used in refrigerators and air conditioners, and they are vastly more powerful than carbon dioxide. These gases can leak into the a...

Neighborhood Gun Violence Means Worse Mental Health for Kids

Living within a few blocks of a shooting increases the risk that a child will end up visiting the emergency department for mental health-related problems, researchers say.

The new study found significant increases in mental health-related ER visits in the two weeks after a neighborhood shooting, especially among kids who lived closest to it and those exposed to multiple shootings.

"...

Common Form of Liver Cancer on the Rise in Rural America

Liver cancer is on the rise in rural America, but on a downswing in cities, new research shows.

Hepatocellular carcinoma (HCC) is the most common type of liver cancer and the fastest-growing cause of cancer deaths in the United States. It's rising at an annual rate of nearly 6% in rural areas, approaching rates seen in cities, the study authors found.

"Considering that one in five A...

Kids in Marching Bands Under Threat From Heat Illness

It's not just athletes on the field who suffer when outdoor temperatures get too high. Members of college and high school marching bands are at increased risk of heat-related illness, too, researchers warn.

"They go out there, and they often wear these really heavy wool uniforms," said lead author Andrew Grundstein of the University of Georgia. "They practice many times for hours and hour...

9/11 First Responders Face Higher Cancer Risk 20 Years Later

Twenty years on, responders to the World Trade Center attacks in New York City are showing increased risks of certain cancers, two new studies confirm.

Researchers found higher-than-average rates of prostate cancer among firefighters, medics and other workers who toiled at the disaster site on and after Sept. 11, 2001.

And compared with firefighters from other major U.S. cities...

Is Your Workplace an Asthma Trigger?

Workers, take heed: Your place of work can help bring on or exacerbate asthma, a new study suggests.

Common workplace triggers include poor ventilation and moldy air conditioning systems, cleaning products and even the toner used in printers, the researchers said. Employees with asthma caused by the office environment often quit, the researchers said, especially if employers don't do anyt...

Wildfires Cause More Than 33,000 Deaths Globally Each Year

Wildfires are killing people around the world -- even those with limited exposure to wildfire-related pollution, an international team of researchers reports.

The new research revealed that short-term exposure to wildfire-related fine particulate matter (PM2.5) in the air is i...

Could Traffic Noise Raise Your Odds for Dementia?

It's more than just an annoyance: Long-term exposure to traffic and train noise may increase the risk of dementia and Alzheimer's disease, Danish researchers report.

The study authors said that more than 1,200 of Denmark's nearly 8,500 cases of dementia in 2017 may have resulted from exposure to noise, which means that reducing traffic noise might help prevent the thinking, memory and beh...

More Than 230 Medical Journals Issue Joint Statement on Health Dangers of Global Warming

An editorial written jointly by the editors of more than 230 medical journals worldwide has a grim warning for humanity: Climate change is making people sick -- and it's going to get worse.

As reported by CNN, the same global warming that's causing extreme weather events has had a number of negative impacts on human health during the past two decades, the journal editors said. ...

Global Warming Could Worsen COPD Symptoms

Hotter weather driven by climate change is bad news for people with chronic obstructive pulmonary disease (COPD), a new study warns.

Researchers say warming trends could worsen COPD symptoms, such as shortness of breath, wheezing or coughing. Millions of people have COPD, a combination of emphysema and chronic bronchitis that is often tied to smoking.

"The climate emergency is pr...

Toxic Leaded Gasoline Is Finished Globally

Algeria recently became the last country in the world to halt sales of highly toxic leaded gasoline, the U.N. Environment Agency (UNEP) said Monday.

The agency said that marked the "official end" of the use of the fuel that's been linked to a wide range of human health problems, the Associated Press reported.

"The successful enforcement of the ban on leaded petrol is a huge...

Greener Neighborhoods Bring Healthier Hearts, Study Shows

The greener your neighborhood, the lower your risk of heart disease.

That's the takeaway from a new study, which reported that adding to a neighborhood's green space can have a big payoff for public health.

"For the cost of one emergency room visit for a heart attack, trees could be planted in a neighborhood with 100 residents and potentially prevent ten heart diseases," said study ...

How Your Medicines Make Their Way Into Rivers, Lakes and Bays

Leaky sewer pipes are to blame for large amounts of human medicines getting into rivers, lakes and other bodies of water, a new study reveals.

Researchers found that tens of thousands of doses of drugs get into Chesapeake Bay in Maryland every year due to seeping sewer pipes.

"Pharmaceuticals enter freshwaters through multiple pathways, including effluent from wastewater treatment a...

Common Pesticide to Be Banned Over Links to  Problems in Children

The Biden Administration said Wednesday that a widely used pesticide will be banned because it's been linked to neurological damage in children.

The new rule to block the use of chlorpyrifos on food will take effect in six months, the Environmental Protection Agency said.

"Today [the] EPA is taking an overdue step to protect public health," EPA head Michael Regan said in an agency ...

Kids Who Grew Up With Smokers Have Higher Odds for Rheumatoid Arthritis

While breathing in secondhand smoke is known to harm kids' lungs, new research suggests that children whose parents smoked are also more prone to developing rheumatoid arthritis later in life.

"Our findings give more depth and gravity to the negative health consequences of smoking in relation to [rheumatoid arthritis], one of the most common autoimmune diseases," said lead author Dr. Kazu...

Double Trouble: Wildfires Can Raise COVID Risks

The wildfire smoke now smothering wide portions of the United States isn't just stinging eyes and tightening chests -- it also might be contributing to the current surge of severe COVID-19 cases.

Data from three Western states subject to frequent wildfires shows that COVID-19 cases and deaths increase with the amount of smoke pollution in the air, according to a new study.

As wildfi...

Climate Change Worsens Wildfires, Bringing Poorer Health to All

Smoke from wildfires burning along the West Coast is choking the entire United States, reminding everyone of the hazards of climate change.

But that haze isn't just stinging your eyes and choking your breath -- it poses a direct threat to your health, experts say.

Wildfire smoke has been shown to increase risk of heart attacks and strokes, as well as lung ailments like asthma, Ameri...

Dirty Air, Higher Dementia Risk?

It's long been know that polluted can damage the heart and lungs, but new research finds that it's bad for your brain, too.

A long-term study by a Seattle team linked exposure to higher levels of fine particulate air pollution to an increased risk of dementia.

"We found that an increase of 1 microgram per cubic meter of exposure corresponded to a 16% greater hazard of all-cause dem...

Smoggy Air Might Help Spur Sinusitis

Air pollution could cause sinus misery, new research suggests.

Specifically, tiny particulate air pollution (known as PM2.5) could contribute to chronic rhinosinusitis, a condition in which the sinuses get infected or irritated, become swollen, are severely congested and secrete mucus into the throat for 12 weeks or more.

"To our knowledge, this is the first study to report that lon...

Take This Refresher on Skin Safety in Summer Sun

Sun protection is essential as you enjoy the outdoors this summer, a skin expert stresses.

"Skin cancer is the most common cancer in humans so it's important that we do what we can to protect ourselves," Dr. Ida Orengo, a professor of dermatology at Baylor College of Medicine in Houston, said in a school news release.

Here are some of her tips:

  • Wear a sunscreen with SPF ...

Lockdowns Cut Air Pollution, But Poorer Neighborhoods Benefited Less

If you thought the air was cleaner at the height of the COVID-19 pandemic, you weren't imagining it. But clean skies were less evident in poorer areas of the United States, a new study finds.

COVID-19 pandemic-related lockdowns reduced overall levels of nitrogen dioxide air pollution in many U.S. cities. However, levels remained higher in poorer, minority neighborhoods than in richer, whi...

Double Trouble: Wildfire Smoke Could Boost Odds for COVID's Spread

Breathing in smoke from wildfires may significantly increase the spread of COVID-19, researchers say.

The warning, from a new study of links between smoke-caused air pollution and SARS-CoV-2 infections, comes as firefighters battle 80 large wildfires in the western United States. The largest -- 300 miles south of Portland, Ore. -- covers over 500 square miles.

For this study, resear...

Extreme Heat Hits Poorer Neighborhoods Harder

Extreme heat strikes poor and minority neighborhoods in U.S. cities harder than those that are wealthier and mainly white, a new study finds.

"The distribution of excess urban heat varies within cities, and as a result, communities do not share a city's extreme heat burden equally," said study co-author Jennifer Burney. She's chair of global climate policy and research at the University o...

Growing Up in Lead-Contaminated Area Might Alter Personality: Study

Can childhood lead exposure affect personality into adulthood?

Yes, a big multi-decade study suggests.

The finding stems from an analysis of data on atmospheric lead levels across the United States and 37 European nations since 1960. Lead levels were stacked up against responses to a personality survey of roughly 1.5 million men and women.

The result: Americans raised in areas...

Pesticide Harmed Children's Brains: Lawsuits

Lawsuits claiming that the widely used bug killer chlorpyrifos caused brain damage in children were filed Monday in California.

Past research has shown that the pesticide harms the brains of fetuses and children, the Associated Press reported.

Chlorpyrifos is approved for use on more than 80 crops, but was banned for household use in 2001. The U.S. Environmental Protection ...

Climate Change Already Causes 5 Million Extra Deaths Per Year

Climate change has already become deadly enough to cause 5 million extra deaths worldwide each year, researchers report.

"This is the first study to get a global overview of mortality due to non-optimal temperature conditions between 2000 and 2019, the hottest period since the pre-industrial era," said study co-leader Yuming Guo, a professor at Monash University in Australia.

The fi...

How Much Do Trees Lower Urban Temperatures?

Could trees be the key to a cool summer in the city?

Yes, claims new research that calculated just how much greenery can bring temperatures down.

"We've long known that the shade of trees and buildings can provide cooling," said study co-author Jean-Michel Guldmann. He is a professor emeritus of city and regional planning at Ohio State University, in Columbus.

"But now we can...

Summer Playgrounds Come With Fun and Hazards

As the pandemic eases and children flock to playgrounds this summer, parents need to make sure their kids are safe, the American Academy of Orthopaedic Surgeons (AAOS) says.

"After a challenging school year and months of being socially distanced and kept apart from their friends, children are eager to get outside and play," said AAOS spokesperson Dr. Rachel Goldstein. She is a pediatric o...

Another Pollen Misery: It Might Help Transmit COVID-19

Pollen is tough enough for allergy sufferers, but a new study suggests it also helps spread the new coronavirus and other airborne germs.

Researchers had noticed a connection between COVID-19 infection rates and pollen concentrations on the National Allergy Map of the United States.

That led them to create a computer model of all the pollen-producing parts of a willow tree. They the...

Leaded Gas, Banned Decades Ago, Might Still Harm People Today

The good news: Levels of lead in the air that Londoners breathe are far lower today than they were in the 1980s, when leaded gas was an automotive staple.

The bad news: Decades-old lead particles still pollute the city's air, a stubborn and potentially hazardous leftover of a now banned product. The findings might have implications for the health of city dwellers globally.

In the ...

5 Tests You Should Not Order for a Child With Autism

A leading medical group is offering testing guidelines for children with autistic behaviors.

The American Academy of Pediatrics Council on Environmental Health emphasized that certain measurements to test for exposure to chemicals are not helpful to guide treatment. The council pointed out that just because a chemical is found in the body doesn't mean it will cause harm.

The counc...

Mold a Big Threat to People With COPD

Exposure to mold both in and out of the home may worsen breathlessness and other symptoms of chronic obstructive pulmonary disease (COPD), new research suggests.

More than 16 million Americans have COPD, according to the American Lung Association. COPD is an umbrella term for chronic lung diseases such as bronchitis and emphysema, which literally take your breath away. COPD flares can be...

Even Good Weather Didn't Lift Lockdown Blues: Study

In normal times, a sunny day can lift your mood while a stormy one can darken it, but new British research shows that weather had little effect on people's spirits during the pandemic.

"We know that lockdown restrictions, and the resulting impact on social life and the economy, are linked to at least two major negative public health consequences -- a reduction in physical exercise, both i...

Dirty Air in Pregnancy Might Raise Baby's Obesity Risk

Children may have an increased risk of obesity if their mothers were exposed to high levels of air pollution during pregnancy, researchers say.

In a new study, 123 Hispanic mother-infant pairs were enrolled in an ongoing trial in the Los Angeles region. Before pregnancy, about one-third of the mothers were normal weight, one-third were overweight and one-third were obese.

The resear...

Global Warming to Blame for 1 in 3 Heat-Related Deaths Worldwide

Human-caused global warming is responsible for more than one-third of heat-related deaths worldwide, but the proportion is much higher in certain countries, a new study finds.

Researchers analyzed data gathered between 1991 and 2018 from 732 locations in 43 countries. They concluded that 37% of all heat-related deaths in recent summer periods were attributable to the warming of the planet...

Smog Might Damage Your Sense of Smell

Breathing in tiny particles of air pollution over a long period of time may put your sense of smell at risk, a new study suggests.

Researchers found the risk for loss of smell - a condition called anosmia - was nearly doubled among people with lengthy exposure to this type of air pollution, known as particulate matter.

"It's curious that the entire group who had lost th...

Amazon Tribe Could Hold Key to Health of Aging Brains

A native South American population that lives a pre-industrial lifestyle may have a slower rate of brain aging than the typical Westerner, a new study finds.

The study focused on the Tsimane population, whose roughly 16,000 members dwell in a remote part of the Bolivian Amazon. They live by farming, hunting, gathering and fishing - a lifestyle devoid of processed food, couch time and stre...

Global Warming Could Bring More Stillbirths, Study Warns

Rising temperatures caused by climate change could trigger a worldwide increase in stillbirths, researchers warn.

The team at the University of Queensland in Australia analyzed 12 studies on the subject. They found that exposure to extremely high temperatures throughout pregnancy appeared to increase risk of stillbirth, particularly late in pregnancy.

"Overall, risk of stillbirth ap...

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