Every year, an estimated 1.6 million woman get breast biopsies. A new study suggests that nearly 600,000 of those women are getting unnecessary surgical procedures when a less-invasive procedure is proven - and cheaper - Jon LaPook reports.

MONDAY, Jan. 5 (HealthDay News) — Tests in mouse hearts show that sildenafil, the key ingredient in Viagra, may shield hearts from damage caused by high blood pressure, a new study suggests. Investigators said that sildenafil appears to influence RGS2, a single protein essential in the reactions that initially protect the heart’s blood-pumping function from spiraling [...]

MONDAY, Jan. 5 (HealthDay News) — More and more people with diabetes are living to older ages, thanks to medical advances. But the long-term facilities, such as nursing homes, that care for aging Americans may not be ready for the additional challenges that come with treating patients with diabetes. “We need to spend appropriate time to [...]

MONDAY, Jan. 5 (HealthDay News) — Headache frequency and severity caused by traumatic brain injury might signal cognitive deficits, suggests a new study of Iraq war veterans. Traumatic brain injuries, also called concussions, are common among veterans who served in Iraq. And as deployment times have become longer, military personnel have more chances to be exposed [...]

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Steve Jobs today posted a letter on the Apple web site stating that he has a "hormonal imbalance" that caused him to lose weight throughout 2008, and that he's being treated and staying on the job as Apple's CEO.

Dutch researchers have built a three-dimensional model of a type of virus that causes SARS in a step that could one day help in the battle against the deadly disease.

A single gene appears to play a crucial role in deadly breast cancers, increasing the chances the cancer will spread and making it resistant to chemotherapy, U.S. researchers said.

WASHINGTON (Reuters) - The U.S. Social Security Administration, which pays out $600 billion a year in benefits to retirees, may have underestimated how a decline in smoking will increase life expectancy, two experts reported on Monday.

Death certificate says teen died of "seizure"; autopsy report not released yet.

LONDON (Reuters) - Dutch researchers have built a three-dimensional model of a type of virus that causes SARS in a step that could one day help in the battle against the deadly disease.

WASHINGTON (Reuters) - More than half of Americans admit they never use a helmet while bicycling and more than a quarter skip the sunscreen, even when they are in the sun all day, according to Consumer Reports National Research Center.

Many adolescents are falling through cracks in the health care system — what a major new report calls missed opportunities to shape the next generation’s health.

Teen's cause of death may be known today; a Scientology funeral is likely.

Reuters - A single gene appears to play a crucial role in deadly breast cancers, increasing the chances the cancer will spread and making it resistant to chemotherapy, U.S. researchers said on Monday.

HealthDay - MONDAY, Jan. 5 (HealthDay News) -- Tests in mouse hearts show that sildenafil, the key ingredient in Viagra, may shield hearts from damage caused by high blood pressure, a new study suggests.

Please, please accept a high-paying job with us. In fact, just swing by for an interview and we'll give you a chance to win cash and prizes. Sounds too good to be true, especially in an economy riddled with job cuts in nearly every industry. But applicants for nursing jobs are still so scarce that recruiters have been forced to get increasingly inventive.

Women with bulimia nervosa may particularly impulsive because of their brain activity patterns, a new study shows.

HealthDay - MONDAY, Jan. 5 (HealthDay News) -- More and more people with diabetes are living to older ages, thanks to medical advances. But the long-term facilities, such as nursing homes, that care for aging Americans may not be ready for the additional challenges that come with treating patients with diabetes.

AP - Many teenagers cleaned up their MySpace profiles, deleting mentions of sex and booze and boosting privacy settings, if they got a single cautionary e-mail from a busybody named "Dr. Meg." The e-mail was sent by Dr. Megan Moreno, lead researcher of a study of lower-income kids that she says shows how parents and other adults can encourage safer Internet use.

AP - Ever watched a teen skulk in the corner of a toddler-packed pediatrician's waiting room, obviously wishing to be anywhere else?

Reports that a hormone imbalance may  be responsible for Apple chief executive Steve Jobs’ recent weight loss do little to quell concerns about the pancreatic cancer survivor’s health, endocrinologists said.

AP - Please, please accept a high-paying job with us. In fact, just swing by for an interview and we'll give you a chance to win cash and prizes.

A new study suggests that parents and health-care professionals can use social-networking sites to curb risky teen behavior.

AFP - Alzheimer's disease affects not only the elderly, said a study Monday that found 14 percent of the estimated 500,000 Canadians suffering from dementia are under the age of 65.