Weight Training's Benefits May Depend on Genetics

THURSDAY, May 21, 2015 (HealthDay News) -- How well resistance exercises work may depend on a woman's genetic risk for obesity, new research suggests.

Vitamin D Levels Tied to Survival in Seriously Ill Cats

THURSDAY, May 21, 2015 (HealthDay News) -- Sick cats appear to have a better chance of survival if they have higher levels of vitamin D, a new study reveals.

That Lingering Cough Could Be Bronchitis

THURSDAY, May 21, 2015 (HealthDay News) -- If you have a cold that lasts a long time or a persistent cough, you could have bronchitis and should see a doctor, a doctor says.

Smoking Rates Continue to Drop in Many States: CDC

THURSDAY, May 21, 2015 (HealthDay News) -- Cigarette smoking continues to decline in about half of American states, according to the latest U.S. government estimates.

Quadriplegic Uses Thoughts to Control Robotic Arms

THURSDAY, May 21, 2015 (HealthDay News) -- A gunshot wound to the spine left Erik Sorto paralyzed from the neck down. Yet today he is able to do some of life's most simple, but vital, actions -- such as taking a drink from a cup -- by using a robotic arm that he controls with his mind.

Breath-Holding Games Are Killing Swimmers, CDC Warns

THURSDAY, May 21, 2015 (HealthDay News) -- As more adults and kids head to swimming pools, lakes and the ocean this Memorial Day weekend, U.S. health officials are warning about accidental drownings from underwater breath-holding games and exercises.

Pet Geckos May Pose Health Risk

THURSDAY, May 21, 2015 (HealthDay News) -- Your pet gecko might make you sick, a new study suggests.

Coffee May Help Men Keep Impotence at Bay

THURSDAY, May 21, 2015 (HealthDay News) -- Coffee perks millions of Americans up each morning, and a new study finds it might help keep men's sex lives percolating, too.

Dog-Human Bond May Go Back 40,000 Years

THURSDAY, May 21, 2015 (HealthDay News) -- The close relationship between dogs and humans may have started 27,000 to 40,000 years ago, a new study says.

Too Few Younger, High-Risk Americans Get a Colonoscopy: Study

THURSDAY, May 21, 2015 (HealthDay News) -- A majority of people with a family history of colon cancer are not getting screened for the disease early enough, a new study finds.

Does Botox Actually Rejuvenate Skin?

THURSDAY, May 21, 2015 (HealthDay News) -- Botox injections might do more than simply paralyze facial muscles to create a more youthful appearance. New research suggests the anti-aging treatments may also turn back the clock on facial skin itself, aiding its ability to stretch and recoil.

Cold Weather a Bigger Killer Than Heat, Study Finds

THURSDAY, May 21, 2015 (HealthDay News) -- Cold weather kills 20 times more people worldwide than hot weather, a new study shows.

Researchers Report Progress in Making All Blood Types Universally Accepted

THURSDAY, May 21, 2015 (HealthDay News) -- Scientists are closing in on a way to transform any type of donated blood into type O, the universal blood type that can safely be given to any patient.

Health Highlights: May 21, 2015

Here are some of the latest health and medical news developments, compiled by the editors of HealthDay:

Health Tip: Wear Baseball Gear

(HealthDay News) -- To fend off baseball injuries, players should always wear appropriate protective equipment.

Health Tip: Choosing Healthier Poultry

(HealthDay News) -- Poultry is a great source of protein, but you still have to choose healthier cuts and prepare it properly.

Over 4 Million Working Americans Suffer From Anxiety Disorders

THURSDAY, May 21, 2015 (HealthDay News) -- A new study finds that 4.3 million Americans with full-time jobs had an anxiety disorder in the past year.