obesity

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Hormone Makes Food More Appetizing
Hormone Makes Food More Appetizing
May 7, 2008 3:35 PM CDT

Hormone Makes Food More Appetizing

Ghrelin-blocking drugs could fight obesity, but side effects loom

(Newser) - What makes people eat more than their bodies need? It might have a lot to do with the hormone ghrelin, a new study at McGill University finds. The chemical tells the brain to find food more appealing, and causes hunger, LiveScience reports. Work has already started on ghrelin-blocking drugs, but...

Fat Cell Numbers Don't Bulge: Study

Fat cells remain stable throughout life

(Newser) - The number of fat cells is set for a lifetime in childhood, a new study indicates. The latest research into obesity reveals fundamental new insights into why some people become fat and why it is so hard for overweight people to keep excess pounds off—even after a successful diet,...

New Soda Sizes Aim to Cap Fizzling Sales

Coke, Pepsi try out alternatives to 20-ounce bottle

(Newser) - Coke and Pepsi are testing new bottle sizes in an effort to boost deflating soda sales, reports the Wall Street Journal. Coke pulled 20-ounce bottles of Coca-Cola, Diet Coke, Coke and other drinks from Virginia convenience store shelves this week and re-stocked them with 16-ounce and 24-ounce bottles. Pepsi plans...

No Such Thing as 'Fit but Fat'
No Such Thing as 'Fit but Fat'
Apr 29, 2008 12:04 PM CDT

No Such Thing as 'Fit but Fat'

Even active overweight people face increased risk of heart disease, study contends

(Newser) - If you’re overweight or obese, exercise alone doesn't appear to reduce risk of heart disease, according to a study that pokes a hole in the “fit but fat” theory. The study followed nearly 39,000 women over 11 years, and found even active overweight women were 54% more...

Scientists Slim Down, Speed Up Mice by Stripping Enzyme

Removing an enzyme triggered a speedier mouse metabolism

(Newser) - Australian scientists have made a breakthrough that could lead to treatments for obesity and diabetes, the BBC reports. Researchers removed an enzyme in fat cells of mice and found it sped up their metabolisms.  The mice with altered cells were an average of 20% lighter than normal mice and...

Study Finds More Pregnant US Diabetics

Weight gain triggers type-2 'epidemic,' raises health issues

(Newser) - Diabetes among pregnant women has skyrocketed, a study finds, raising concerns for both mothers and children. In 1999-2005, the number of diabetic women giving birth more than doubled, the study found, and the number of diabetic teenage pregnancies rose five-fold. “These are high-risk pregnancies,” one doctor told USA ...

Life Grows Shorter for America's Poor

Smoking, obesity blamed for spread of 'death gap'

(Newser) - Life is getting shorter for many of America's poorest people, USA Today reports. Life expectancy has risen in most of the nation since 1960 but in some areas—including the Deep South and Appalachia—life expectancy has dropped significantly, according to a study published in The Public Library of Science....

Patch Would Track Health
Patch Would Track Health
Apr 17, 2008 12:25 PM CDT

Patch Would Track Health

Product collects sweat samples to monitor wearer for overexertion, stress

(Newser) - Researchers are developing a patch to monitor the wearer’s health by collecting sweat. Embedded in a band or shirt, it analyzes the sweat’s electrolyte content to determine if the person is overexerting or stressed. Other health-monitoring clothing usually detects body temperature and heart rate—testing biochemical signals is...

For Women, Big Belly Is Big Trouble

Wider waists may increase risk of early death, study finds

(Newser) - Wider-waisted women may have an increased risk of premature death—even if they’re not obese. In a 16-year-long study of 44,636 women, those with waists at least 35 inches wide had a 79% higher chance of premature death, compared with those with waists of 28 inches or less....

Baby Zzzs Linked to Obesity
 Baby Zzzs Linked to Obesity 
Apr 8, 2008 7:56 AM CDT

Baby Zzzs Linked to Obesity

Also tied to behavioral problems

(Newser) - Babies who get less than 12 hours of shut-eye a day double their risk of being overweight by the time they're 3 years old, a new study finds. The risk is even higher for little ones who watch two hours of TV a day, the Daily Telegraph reports. If habits...

Older (White) Americans Live Longer, Larger

Study sees age, wealth increasing, but gap remains between races

(Newser) - Americans over age 65 have better financial security, are better educated and expected to live far longer than ever, a study finds—but huge gaps remain between results for whites and those for blacks and Latinos. "The life expectancy gap between whites and blacks has narrowed but is still...

Big Bellies Raise Risk of Alzheimer's

Those in their 40s better trim down, study suggests

(Newser) - People who have big bellies in middle age have a much greater risk of getting Alzheimer's or dementia as senior citizens, a new study says. The bigger the belly, the bigger the risk, reports the Washington Post. The findings raise more concern about America's expanding waist lines and offer more...

Mexico May Overtake US as Fattest Country

Obesity expands south of the border

(Newser) - Mexico is the second-fattest nation after the US, and it could top the list within 10 years if waistlines continue to expand at the current rate. Nearly three-quarters of Mexican women and two-thirds of men are overweight, and diabetes is now the main cause of death. Health officials are launching...

US Braces for Explosion in Knee and Hip Surgeries

$65B cost will be born largely by public

(Newser) - The number of hip and knee replacements performed in the US will explode in the next several decades—knee operations surging fivefold and hips doubling—as aging baby boomers opt to stay out of wheelchairs, the American Academy of Orthopedic Surgeons estimates. The pricetag will reach $65 billion in less...

German Soldiers Too Fat: Study
German Soldiers Too Fat: Study
Mar 6, 2008 12:19 PM CST

German Soldiers Too Fat: Study

'Compared to the British, we're viewed as pathetic,' soldier complains

(Newser) - The German army is fat. It’s also unfit, smokes too much, and eats badly, according to a recent parliamentary update, the Guardian reports. About 40% of German soldiers are overweight—8.5% seriously so—and 70% smoke. “This has much to do with poor equipment and lack of...

Eating Breakfast Helps Keep Teens Slim

Skipping morning meal hurts rather than helps, new study shows

(Newser) - Eating breakfast helps keep teens slim and active, says a new study. Scientists tracked 2,216 teens over 5 years and found body-mass index lower in kids who consistently ate a morning meal, the St. Paul Pioneer Press reports. "Although adolescents may think that skipping breakfast seems like a...

Frogs Offer Hope to Diabetics
Frogs Offer Hope to Diabetics
Mar 3, 2008 1:15 PM CST

Frogs Offer Hope to Diabetics

'Shrinking' amphibian's skin holds key to new treatment alternatives

(Newser) - A frog that lives in the Amazon secretes a substance that stimulates insulin release in humans, offering new hope to diabetics, the BBC reports. The South American shrinking frog, which grows smaller as it ages, produces pseudin-2 through its slimy skin. A synthetic version of the peptide worked even better...

Women's Stroke Rates Triple
Women's Stroke Rates Triple
Feb 21, 2008 7:41 AM CST

Women's Stroke Rates Triple

Alarming rise linked to wider waistlines

(Newser) - Strokes have tripled among middle-aged American women in an alarming development experts attribute to obesity. Despite the increased use of blood pressure and cholesterol medication, 2% of women aged 35 to 54 suffered a stroke between 1999 and 2004. That's a three-fold increase over earlier studies.

Obesity Linked to Cancers
Obesity Linked to Cancers
Feb 15, 2008 4:32 AM CST

Obesity Linked to Cancers

Strong connections between weight and cancer in men and women

(Newser) - Researchers have identified a powerful link between being overweight and the risk of developing certain types of cancer. Strong links were discovered between obesity and cancer of the esophagus in men and women, and uterine endometrial and gallbladder cancers in women, reports WebMD. Researchers also found modest connections between obesity...

Puberty Starting for Girls as Young as 6

Shortened childhoods for little girls have experts worried

(Newser) - The first signs of puberty are appearing earlier and earlier in American girls, reports the Los Angeles Times. Early breast development is becoming so common that some experts are suggesting that the age at which it is considered abnormal be shifted down to 6 years of age for African-American girls...

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