hormones

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Appetite-Control Hormone May Cut Alzheimer's Risk

High leptin levels linked to lower rates of disease

(Newser) - High levels of a hormone that regulates appetite has been linked to a much lower risk of developing Alzheimer's disease in new research. Scientists probing the connection between obesity and Alzheimer's found that out of the 198 volunteers studied, those with the highest levels of leptin were four times less...

Obesity Growing as Cancer Risk for Women

(Newser) - Being fat could become the leading cause of cancer in women in Western countries in the coming years, say European researchers. Being overweight or obese accounts for up to 8% of cancers in Europe. That figure is poised to increase substantially as the obesity epidemic continues, and as major causes...

Nighttime Snacks Worse Than We Thought

Mouse study shows weight gain more than doubles on opposite schedule

(Newser) - Eating when you should be sleeping—the proverbial midnight snack, say, or the meals of night-shift workers—could put you at higher risk of obesity, Time reports. A new study fed two groups of mice the same high-fat diet on opposite schedules; the group that ate during “normal” waking...

Pill May Slash Body Weight By a Quarter

Combination of hormones has a potent effect on mice

(Newser) - A drug that cut the body weight of mice by 25% is raising hopes for humans, the Daily Telegraph reports. The rodents lost 42% of their fat mass after a week, with even more powerful effects seen over a month. The pill combines hormones that have been found to weaken...

Migraine Sufferers Have Lower Breast Cancer Risk

(Newser) - Finally, some good news for migraine sufferers: Those awful headaches come with a reduced risk of breast cancer, according to a new study. The researchers aren’t sure why that would be the case, but they suspect a connection with estrogen and other hormones. “It’s pretty clear...

Hitler Memoir Gets English Translation

(Newser) - After serving as Adolph Hitler’s adoring secretary for 12 years, Christa Schroeder recounted her experiences in a 1949 memoir, Hitler in Private. With an English translation on the way, the New York Post reveals some highlights—including an account of Hitler’s doctor injecting him with hormones from bull...

Jobs Speech Won't Open Rumored Comeback Event

(Newser) - Apple CEO Steve Jobs won’t deliver the keynote speech at an event many thought would mark his return from a health-related leave of absence, the Telegraph reports. An Apple VP will speak in Jobs’ usual spot at the Worldwide Developers Conference on June 8. Jobs, on medical leave, could...

Jobs' 'Hormone Imbalance' May Signal Cancer

Survival rate for recurrence is 1 to 2 years

(Newser) - Steve Jobs’ statement revealing the “hormone imbalance” that’s caused his weight loss may point to a resurgence of cancer, the Los Angeles Times reports. Jobs survived a rare form of pancreatic cancer that’s less dangerous than the typical kind. But a reappearance of the tumor could suggest...

Migraines Lower Breast Cancer Risk: Study

Researchers see low estrogen levels as common denominator

(Newser) - A history of migraine headaches can reduce a woman’s risk of breast cancer, Reuters reports. The odd correlation has emerged from research done by cancer doctors in Seattle. “Overall, women who had a history of migraines had a 30% lower risk of breast cancer compared to women who...

Allowing Children to Choose Gender Is Slippery Slope

Parents' inclination to let children decide what's best raises all sorts of questions

(Newser) - For parents raising boys who profess to be girls and vice versa, puberty blockers may seem a godsend, writes Hanna Rosin in a look at gender—and transgender children—in the Atlantic. Boys will emerge from their teens with no Adam's apple, girls will bypass menstruation, allowing them to live...

Experts Close In on Breast Cancer Vaccine

Link to childbearing hormones could be prevention key

(Newser) - The prevention of breast cancer has been strongly linked to hormonal changes that occur during pregnancy and breastfeeding, prompting a top cancer expert to predict that a vaccine could mimic such safeguards, reports the Guardian. The researcher called for increased efforts to prevent breast cancer in addition to treating it,...

National Zoo's Panda Preggers?
 National Zoo's Panda Preggers? 
Jun 20, 2008 11:56 AM CDT

National Zoo's Panda Preggers?

Hormone levels suggest Mei Xiang may be expecting

(Newser) - The National Zoo in DC says panda mother Mei Xiang is showing a spike in hormone levels, a sign that she might be pregnant again. Mei Xiang was artificially inseminated in March with semen from Tian Tian, the zoo's male giant panda. Hormone test results indicate Mei Xiang will either...

New Trust Drug: Good for Shyness, Bad for Investing

Natural hormone makes people dumb with their money in experiment

(Newser) - Scientists have created a nasal spray that makes its users more trusting, the BBC reports. Made up mostly of oxytocin, alternatively nicknamed the “love hormone” or “cuddle chemical,” the spray decreases social fears by lowering activity in the amygdala. That should be great news for social phobics;...

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...

Fertile Women Sound Sexier, Study Says

Voices found to be most alluring during ovulation

(Newser) - Barflies take note: A woman's voice is sexiest when she's most fertile, a new study says. Scientists recorded women counting from 1 to 10 and found that their voices were rated most attractive when they were closest to ovulation, the BBC reports. What gives? Researchers aren't sure, but they speculate...

Volatile Market Hooked on Testosterone

Study pinpoints role of bullish hormone in boorish traders

(Newser) - The buying and selling of the world's wealth is at the mercy of aggressive men and their hormonal fluctuations, neuroscientists have discovered. While that doesn't come as a big surprise, the study isolates the major role that testosterone plays in making boorish traders exceptionally bullish—and the part the hormone...

Transgender Con Upset Over Fading Femininity

Killer suing for surgery wants more treatment

(Newser) - A prisoner who has sued for a sex-change operation has complained that treatments to feminize her body have stopped, the AP reports. “My breasts have shrunk, genitals have regained previous size, facial hair is thicker,” Michelle Kosilek, formerly Robert, wrote in a letter to the court considering the...

Long-Term Pairs Flunk Chemistry
Long-Term Pairs Flunk Chemistry
Feb 11, 2008 10:45 AM CST

Long-Term Pairs Flunk Chemistry

Cuddle hormones that replace initial sizzle aren't so bad, says study

(Newser) - Romeo and Juliet may have been the greatest lovers of all time, but that may have had more to do with the romance's brevity than that star-crossed-lovers thing, according to an Italian study that says sex chemistry fizzles after 2 years. "Love molecules" like neutrophins are sky high in...

Hot Water Leaches Harmful Chemical From Plastic

Study finds plastic bottles leach chemical BPA in hot water

(Newser) - Hot liquid causes a potentially harmful chemical to leach out of certain plastics much faster than usual, researchers have found. The study, published in Toxicology Letters, discovered that  bisphenol A, or BPA, was released from some common plastic bottles 55 times faster when they were placed in boiling water. Concerns...

Alternative to the Pill Has No Side Effects

Non-hormonal patch would block protein key to conception

(Newser) - Contraception without the nausea, headaches, mood swings, weight gain, or heart attacks? Scientists are developing a non-hormonal patch that would side-step the side effects associated with the Pill by simply blocking a protein that allows sperm to bond with egg, the Telegraph reports. But don’t get too excited—it...

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