Obesity, smoking increase impotence risk

NEW YORK (Reuters) -- Many of the same things that are good for a man's heart may also be good for his sex life, new research confirms.

Spain confirms H5N1 bird flu case

MADRID, Spain (AP) -- Spain has recorded its first case of H5N1 bird flu, the Agriculture Ministry said Friday.

Study suggests liver risk from Tylenol

CHICAGO, Illinois (AP) -- Healthy adults taking maximum doses of Tylenol for two weeks had abnormal liver test results in a small study, researchers found, raising concerns that even recommended amounts of the popular painkiller might lead to liver damage.

A matter of taste: We study labels, still go for flavor

WASHINGTON (AP) -- Oh, the irony. A nation full of overweight people is also full of label readers. Nearly 80 percent of Americans insist they check the labels on food at the grocery store.

Smoking rate among high schoolers remains constant

ATLANTA, Georgia (CNN) -- Nearly one in four high school students were smokers last year, a rate that has not budged in several years, the Centers for Disease Control and Prevention said Thursday.

Mediterranean beats low-fat diet for heart health

NEW YORK (Reuters) -- Mediterranean-style diets, rich in healthy fats from olive oil or nuts, may be better for the heart than low-fat regimens, a new study shows.

New drug useful for smoking cessation

NEW YORK (Reuters) -- Treatment with a new drug called Chantix may be more effective than Zyban in helping smokers kick the habit, and it may also promote longer-lasting abstinence, suggest results of three studies in the Journal of the American Medical Association this week.

Kids' high fever calls for bacterial infection workup

NEW YORK (Reuters) -- Children with a very high fever, defined as a rectal temperature of 106 degrees Fahrenheit or higher, have a heightened risk for serious bacterial infection and for viral illness, or both, report clinicians in the current issue of Pediatrics.

Study supports hair dye-lymphoma link

NEW YORK (Reuters) -- Using hair dye may increase the risk of a type of cancer known as lymphoma, a European study shows.

Experts debate whether kids should be called obese

CHICAGO, Illinois (AP) -- Is it OK for doctors and parents to tell children and teens they're fat?

Character builder or pressure-cooker?

(CNN) -- Fresh air, physical activity and a chance to run around with friends are big draws for the millions of kids who fill football fields, baseball diamonds, soccer pitches and basketball courts across the United States.

Study: Fat people not more jolly

CHICAGO, Illinois (AP) -- Fat people are not more jolly, according to a study that instead found obesity is strongly linked with depression and other mood disorders.

Face-transplant patient progressing, doctors say

Seven months after receiving the world's first partial face transplant, a French woman continues to improve, doctors said in the first detailed account of her surgery, published Monday with dramatic before-and-after pictures.

Man's brain rewired itself after crash severed connections

MILWAUKEE. Wisconsin (AP) -- A man who was barely conscious for nearly 20 years regained speech and movement three years ago because his brain spontaneously rewired itself, growing tiny new nerve connections to replace the ones sheared apart in a car crash, doctors say they now can prove.

Benadryl doesn't help babies sleep through the night

CHICAGO, Illinois (Reuters) -- An antihistamine most commonly sold as Benadryl does little to help infants sleep through the night even though parents and some doctors think it does, according to a study published Monday.

Marinating meat may cut cholesterol compounds

NEW YORK (Reuters) -- Just in time for holiday grilling, scientists have found that marinating meats may help reduce unhealthy cholesterol compounds that form during cooking.

Study: Laws restricting teenage drivers can reduce deaths

WASHINGTON (AP) -- Laws that set numerous strict conditions before teenagers can get a license can reduce fatal crashes involving 16-year-old drivers by up to 21 percent, public health researchers say.

Backyard fireworks use, related injuries on the rise

CHICAGO, Illinois (AP) -- Backyard use of fireworks and related injuries are increasing nationwide, according to industry and government data, and researchers say thousands of children each year are among the victims.

The new science of siblings

(Time.com) -- From the time they are born, our brothers and sisters are our collaborators and co-conspirators, our role models and cautionary tales.

Swim lessons for children, infants focus on safety

DALLAS, Texas (AP) -- Josh Mayou frantically sprinted toward the pool after hearing a splash from the back yard, where his 31/2-year-old son, Logan, was playing.