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24 Apr

How Obesity Changes the Brain

The amount of body fat you carry can change your brain structure.

Health News Results - 293

WEDNESDAY, Dec. 4, 2019 (HealthDay News) -- Daily low-dose aspirin might reduce your risk of dying from cancer, particularly if you've packed on a few extra pounds, researchers say.

Taking aspirin three or more times a week is associated with a lower risk of cancer death as well as death for any reason, a new study reports.

Aspirin's protective effect appears particularly pr...

TUESDAY, Nov. 26, 2019 (HealthDay News) -- A look at the genetics of hibernating animals might shed light on obesity in humans.

"Hibernators have evolved an incredible ability to control their metabolism," explained Christopher Gregg, an associate professor in the Department of Neurology and Anatomy at the University of Utah.

"Metabolism shapes risks for a lot of different d...

MONDAY, Nov. 25, 2019 (HealthDay News) -- Obese teenagers can have certain brain differences from their thinner peers -- changes that might signal damage from inflammation, a new, preliminary study suggests.

Using advanced MRI techniques, researchers found that obese teenagers tended to have signs of decreased "integrity" in the brain's white matter. White matter contains the fibers t...

FRIDAY, Nov. 22, 2019 (HealthDay News) -- Four of five older children and teens around the world don't get the recommended amount of physical activity, a new study says.

Researchers analyzed data gathered between 2001 and 2016 from 1.6 million students, aged 11 to 17, in 146 countries. They found that 81% of them did not meet World Health Organization recommendations for an hour o...

THURSDAY, Nov. 21, 2019 (HealthDay News) -- American youngsters are drinking far fewer sodas and other sugar-sweetened drinks and getting far fewer calories from them than they used to, a new report finds.

But kids from more-affluent homes are benefiting more from these trends than those from poorer families, the researchers said.

For example, the percentage of kids from mor...

WEDNESDAY, Nov. 13, 2019 (HealthDay News) -- Americans are more motivated to lose weight than ever before, with increasing numbers eating less, exercising, drinking water and trying out new diets.

And it's all for naught.

Folks are heavier than ever despite all this effort, reports a new study.

The proportion of people who've tried to lose weight during the previo...

FRIDAY, Nov. 1, 2019 (HealthDay News) -- While 6 in 10 Americans say they're concerned about developing cancer, only 1 in 4 make cancer prevention part of their daily lives, a new online survey reveals.

Roughly a quarter think there's nothing they can do to prevent it. But the American Society of Clinical Oncology (ASCO) says as many of half of cancer cases are preventable.

...

TUESDAY, Oct. 29, 2019 (HealthDay News) -- "I'd love to exercise more, but I just can't find the time."

It's a common refrain from many Americans but, for most, it might also be untrue, a new survey finds.

Researchers at the nonprofit RAND Corporation polled more than 32,000 Americans over the age of 14.

The survey found that, generally, people have an average of m...

TUESDAY, Oct. 29, 2019 (HealthDay News) -- After the University of California, San Francisco, banned sales of sugary drinks, employees started downing less liquid sugar -- and their waistlines showed it.

In a before-and-after study, researchers found that the ban, begun in 2015, cut employees' intake of sugary drinks by almost 50%. And within 10 months, their collective waist size...

TUESDAY, Oct. 29, 2019 (HealthDay News) -- Having a fast-food joint right down the block might not bode well for your child's chances of staying a healthy weight, new research suggests.

Among the more than 1 million children who attend New York City public schools, the closer kids lived to places that sell unhealthy food, the greater their risk was for packing on the pounds, the study...

MONDAY, Oct. 28, 2019 (HealthDay News) -- There are many unanswered questions about the long-term safety and impacts of artificial sweeteners in children, a new American Academy of Pediatrics (AAP) policy statement says.

The AAP statement also recommends that the amount of artificial sweeteners should be listed on product labels to help parents and researchers better understand how m...

SUNDAY, Oct. 27, 2019 (HealthDay News) -- Weight-loss surgery should be more widely used to treat severely obese children and teens, a leading pediatricians' group says.

Severe obesity is a serious and worsening public health crisis among U.S. youngsters, and weight-loss surgery is one of the few effective ways of treating it, according to the American Acad...

FRIDAY, Oct. 18, 2019 (HealthDay News) -- Excess weight is hard on the heart, but new research shows it may also harm your lungs.

The study found that higher amounts of fat collect in the airways of overweight and obese people, which may help explain why they're more likely to have wheezing and asthma.

In the study, the investigators analyzed lung samples donated by 52 peopl...

THURSDAY, Oct. 17, 2019 (HealthDay News) -- Adults who pack on pounds between their mid-20s and middle age have an increased risk of premature death -- and the same is true of those who lose weight from middle to late adulthood, according to a new study.

The findings suggest that maintaining normal weight throughout adulthood reduces the risk of early death, the China-based researcher...

WEDNESDAY, Oct. 16, 2019 (HealthDay News) -- Due to population growth and aging, the number of cancer cases worldwide is expected to jump 60% by 2040 -- but unhealthy lifestyle habits are likely to make the surge even larger.

That's the conclusion from the new edition of the Cancer Atlas, unveiled Wednesday at the World Cancer Leaders' Summit in Nur-Sultan, Kazakhstan. It n...

TUESDAY, Oct. 15, 2019 (HealthDay News) -- Certain risk factors in childhood can identify those who are more likely to suffer severe obesity in adulthood, a new study finds.

The research included more than 12,000 participants from different countries who were followed from childhood in the 1970s and 1980s into adulthood.

In childhood, 82% of the participants had normal w...

THURSDAY, Oct. 10, 2019 (HealthDay News) -- America's child obesity epidemic shows no signs of shrinking.

About 4.8 million American kids aged 10 to 17 -- just over 15% -- were obese in 2017-2018, according to a new report.

"These new data show that this challenge touches the lives of far too many children in this country," said Dr. Richard Besser, the president and CEO...

TUESDAY, Oct. 8, 2019 (HealthDay News) -- Parents want the best for their children. Eat well. Get enough sleep. Exercise. But sometimes pressuring your teen to diet or lose weight may end up harming them, a new study suggests.

It found that parents who urge their kids to diet might actually be boosting their odds for obesity later in life. It's also tied to an increased risk for eatin...

MONDAY, Oct. 7, 2019 (HealthDay News) -- Children whose moms had high levels of lead in their blood during pregnancy are more likely than others to carry excess weight by age 8, new research reveals.

The conclusion stems from a look at blood tests of more than 1,440 mothers within three days after delivery. Their lead levels were then compared to their offspring's weight fluctuations ...

WEDNESDAY, Oct. 2, 2019 (HealthDay News) -- Deaths from breast cancer are still declining in the United States, even as more women are being diagnosed with the disease, a new report shows.

Researchers from the American Cancer Society found that the national decline in breast cancer deaths, which began about 30 years ago, is still evident. Between 1989 and 2017, the overall death rate ...

TUESDAY, Oct. 1, 2019 (HealthDay News) -- Most dogs and owners share an unbreakable emotional bond. But can they also share expanding waistlines?

Yes, said Danish researchers, who found that Fido is twice as likely to be heavy or obese if his owner is as well.

Why? "Based on our findings, it seems that the way owners give their dog treats is related to the owner's weight," e...

TUESDAY, Sept. 24, 2019 (HealthDay News) -- One of the biggest risk factors for type 2 diabetes is excess weight. But you don't have to be overweight to have the disease -- and new research revealed that some racial and ethnic minority groups are more likely to have diabetes at lower weights.

"Patients who belong to one of the high-prevalence racial or ethnic groups may be at ...

THURSDAY, Sept. 19, 2019 (HealthDay News) -- Scientists may have found a way that obesity directly damages the arteries and contributes to heart disease -- a discovery that they say could eventually lead to new treatments.

The British researchers found that in heart disease patients who are obese, body fat surrounding the arteries tends to secrete high amounts of a protein called WNT5...

THURSDAY, Sept. 19, 2019 (HealthDay News) -- If you're overweight but have dodged chronic health issues like high cholesterol and high blood pressure, you might not think that losing weight is a priority. But an analysis of five years of records on 3.5 million people -- underweight, normal weight, overweight and obese -- has found reason for concern.

The researchers discovered that ev...

WEDNESDAY, Sept. 18, 2019 (HealthDay News) -- Four of America's biggest health organizations are banding together to urge parents to better monitor the drinks their young kids sip each day.

The take-home message from the new "Healthy Drinks, Healthy Kids" guidelines: Cut down on sugary sodas, juices and the like, and favor breast milk or cow's milk for youngsters instead of trendy pl...

MONDAY, Sept. 16, 2019 (HealthDay News) -- Teenaged girls who stay up late every night could pay a price in added pounds, new research shows.

There could even be greater ramifications for girls' health, with risks for "cardiometabolic" issues -- such as heart disease and diabetes -- rising with later bedtimes, the researchers said.

A similar trend was not shown for boys,...

THURSDAY, Sept. 12, 2019 (HealthDay News) -- The number of U.S. states with adult obesity rates above 35% reached an all-time high of nine in 2018, a new report says.

In 2018, the nine states with adult obesity rates above 35% were: Alabama, Arkansas, Iowa, Kentucky, Louisiana, Mississippi, Missouri, North Dakota and West Virginia.

That's two more than the year befor...

THURSDAY, Sept. 12, 2019 (HealthDay News) -- Could your genes be keeping you from losing weight?

While you shouldn't use a family tendency toward wide hips or an apple shape as an excuse to stray from a healthy diet, acceptance can help you reassess your personal ideal and make you happier with your body.

Hundreds of genes have been linked to weight. Some affect where fat i...

MONDAY, Sept. 9, 2019 (HealthDay News) -- It happens to most aging Americans: Excess pounds pile on, despite efforts to eat right and exercise.

Now, research in fat cells reveals why it's so tough to stay slim as you get older. The new findings could point to new ways to treat obesity, Swedish investigators say.

A team led by Peter Arner of the Karolinska Institute in Stockh...

FRIDAY, Sept. 6, 2019 (HealthDay News) -- Growing up in a poor neighborhood significantly increases kids' odds of becoming obese adults, and the risk is highest among teens, a new study says.

It found that children from poor neighborhoods had 31% higher odds for adult obesity, and the risk was much higher (29%) among 11- to 18-year-olds than for younger children (13%).

...

TUESDAY, Sept. 3, 2019 (HealthDay News) -- Whether you call it soda, pop or a soft drink, a new study's findings suggest it would be better for your health to drink water instead.

The large European study found that people who have more than two sodas a day -- with or without sugar -- had a higher risk of dying over about 16 years than people who sipped the fizzy beverages less than ...

TUESDAY, Sept. 3, 2019 (HealthDay News) -- For people who are obese and have type 2 diabetes, weight-loss surgery leads to more than a slimmer figure.

It also reduces the risk of heart complications and premature death by about 40% compared to standard medical care, new research says.

The Cleveland Clinic researchers compared the impact of various types of weight-loss (ba...

TUESDAY, Sept. 3, 2019 (HealthDay News) -- Teen boys who are overweight or obese may be more likely to have a heart attack before they're old enough to retire, according to a new study.

Researchers analyzed data from nearly 1.7 million men in Sweden born between 1950 and 1987 who had extensive physical exams when they entered mandatory military service at age 18.

They were t...

SATURDAY, Aug. 31, 2019 (HealthDay News) -- Decades spent on couches, chairs and otherwise not exercising could mean much shorter lives, new research shows.

A Norwegian team who tracked health outcomes for more than 23,000 adults over 20 years found that those who were inactive over that time had twice the risk of a premature death, compared to those who we...

WEDNESDAY, Aug. 28, 2019 (HealthDay News) -- Tired of that spare tire?

Low-calorie diets work, but can be difficult to follow. A much simpler approach to losing weight might be to just stop eating every other day.

It's called alternate-day fasting (ADF). As the name implies, you starve yourself by fasting one day and then you feast the next, and then repeat that pattern aga...

TUESDAY, Aug. 27, 2019 (HealthDay News) -- Rising obesity rates, coupled with an associated jump in diabetes and high blood pressure cases, appears to be undoing decades of gains made against heart disease, a new study finds.

After 2010, the rate of deaths from heart disease continued to drop, but more slowly. Deaths from stroke leveled off, and deaths from high blood pressure ("hyper...

MONDAY, Aug. 19, 2019 (HealthDay News) -- There is no cure for a-fib, but the common heart disorder can be managed, an expert says.

Atrial fibrillation -- which can lead to blood clots, stroke, heart failure and other heart-related complications -- affects as many as 6 million people in the United States. It's more common in whites than in blacks and Hispanics, and more common among m...

WEDNESDAY, Aug. 14, 2019 (HealthDay News) -- Since the turn of the century, American obesity rates have skyrocketed. And now a new study indicates that as the nation's waistlines expand, cancers long linked to obesity are striking the middle-aged more than ever before.

The finding follows a review of data on more than 6 million white, black and Hispanic cancer patients diagnosed betwe...

MONDAY, Aug. 12, 2019 (HealthDay News) -- Excess weight, especially a "spare tire" around the middle, increases the risk of an earlier death for Hispanics, a large new study suggests.

The study found that for every 5 point increase in body mass index above 25, the risk of dying prematurely went up by 30%.

Body mass index (BMI) is an estimate of a person's fat levels ...

THURSDAY, Aug. 8, 2019 (HealthDay News) -- Want to reduce your risk of dementia? Take care of your heart.

That's the takeaway from a new study that suggests good heart health in middle age could lower your odds for problems with thinking and memory later in life.

The study included nearly 7,900 British adults who did not have heart disease or dementia at age 50. Over an aver...

WEDNESDAY, Aug. 7, 2019 (HealthDay News) -- McDonald's, Wendy's, Burger King, KFC: If you pass by these and other fast-food outlets on your daily commute, weight gain might be the result, new research shows.

People tempted by more fast-food restaurants going to and from work tended to have a higher BMI (body mass index) than people who didn't, the researchers said. The study involved...

TUESDAY, Aug. 6, 2019 (HealthDay News) -- Can skinny doctors ever understand what it's like to be fat? A German medical school believes they can -- after they treat patients wearing "fat suits."

Having patients don fat suits may help teach medical students about obesity and uncover their biases against patients struggling with their weight, the researchers say.

They said red...

WEDNESDAY, July 31, 2019 (HealthDay News) -- It's not only women who agonize over their excess pounds. Stigma about being overweight can cause physical and emotional harm to men, too.

"It's often assumed that conversations about weight loss, poor body image, and dieting are more salient for women. Men are frequently overlooked, but that does not necessarily mean that men are less affe...

THURSDAY, July 25, 2019 (HealthDay News) -- While you're watching your calories to avoid packing on extra pounds, you might also want to cut down on your smartphone usage, new research suggests.

Spending too much time on your smartphone is linked to a higher risk of obesity, investigators report.

Their study included 1,060 students at Simon Bolivar University in Colombia and...

THURSDAY, July 25, 2019 (HealthDay News) -- Manufacturers have been phasing out the plastics chemical bisphenol A because of evidence it might harm human health. Now a new study raises questions about the chemicals that have replaced it.

Bisphenol A, or BPA, has long been used in plastics. It was once in a wide range of products -- including the lining of food cans, food storage conta...

WEDNESDAY, July 24, 2019 (HealthDay News) -- Extra pounds and a wider waistline won't do your brain any favors as you get older, a new study suggests.

In fact, obesity appears to accelerate brain aging by a decade or more, the researchers added.

People with a wide waist circumference and higher body mass index (BMI) were more likely to have a thinner cerebral cortex, a condi...

WEDNESDAY, July 24, 2019 (HealthDay News) -- A widening waistline can harm the health of older women, even if they avoid obesity, new research suggests.

It's a condition known as "central obesity" -- a concentration of fat around the abdomen. Central obesity can occur even if it's not enough to shift a person's body mass index (BMI) into the obese range, explained researchers led by W...

TUESDAY, July 16, 2019 (HealthDay News) -- Obese children may be twice as likely to develop multiple sclerosis, a new study suggests.

And once obese children are diagnosed, they tend to have a poorer response to their initial treatment than average-weight kids do.

Multiple sclerosis (MS) is a neurological disorder caused by a misguided immune system attack on the body's myel...

TUESDAY, July 16, 2019 (HealthDay News) -- It's not easy maintaining a healthy weight. Even when you manage to drop a few pounds, they often return.

Why would the body seem to encourage obesity?

New research suggests the answer lies far back in human evolution, with an anti-starvation mechanism that primes the body to store fat.

The key to this mechanism is a prot...

MONDAY, July 15, 2019 (HealthDay News) -- Even if you are unlucky enough to carry genes that predispose you to Alzheimer's disease, a healthy lifestyle can minimize that risk, new research shows.

The study tracked the genetics, lifestyles and Alzheimer's disease incidence of nearly 200,000 British people over 60 for an average of eight years.

Researchers found that people wh...

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