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HealthDay News - December 30, 2016

Winter Hikes Can Be Fun, But Put Safety First

FRIDAY, Dec. 30, 2016 (HealthDay News) -- People who like to hike don't have to stop when winter sets in, according to the American Hiking Society.

Is It a Cold or the Flu? Here's How to Tell

FRIDAY, Dec. 30, 2016 (HealthDay News) -- It's a miserable feeling -- you're exhausted, your throat hurts, and you're achy and feverish. But is it a cold or the flu?

Don't Ban Anonymous Sperm Donations: Study

FRIDAY, Dec. 30, 2016 (HealthDay News) -- Prohibiting anonymous sperm donations might lead to fewer donors and prompt those still willing to donate to ask for higher fees for donations, researchers report.

Pot May Restrict Blood Flow to Brain: Study

FRIDAY, Dec. 30, 2016 (HealthDay News) -- Marijuana appears to hamper blood flow to the brain, which theoretically could affect your memory and ability to reason, a new study suggests.

Many People May Have 'False' Memories, Study Contends

FRIDAY, Dec. 30, 2016 (HealthDay News) -- About half of people may "remember" experiences that never happened, British research suggests.

Health Tip: Coping With Irritable Bowel Disease Flares

(HealthDay News) -- Watching what you eat won't completely prevent irritable bowel flares, but it can help significantly.

Health Tip: Caring for Psoriasis During Winter

(HealthDay News) -- Caring for psoriasis is a challenge during winter, when everyone's skin tends to become dry and itchy.

Staying Trim, Strong May Cut Risk of Urinary Incontinence

FRIDAY, Dec. 30, 2016 (HealthDay News) -- Urinary incontinence is a widespread complaint among women, but a new study suggests that older women may find relief from this frustrating problem if they're slimmer and stronger.

Making New Year's Resolutions That Last

FRIDAY, Dec. 30, 2016 (HealthDay News) -- Though made with the best of intentions, most New Year's resolutions last about as long as the bubbles in leftover champagne.

Did You Know Biting Your Nails Can Make You Sick?

FRIDAY, Dec. 30, 2016 (HealthDay News) -- Nail biting can leave you with more than just unsightly fingernails -- it can have long-term consequences on your health, scientists say.

Zika Fears, Opioid Abuse Crisis Top Health News for 2016

THURSDAY, Dec. 29, 2016 (HealthDay News) -- When news reports first began to emerge of mysterious, severe birth defects in Brazilian newborns, few could have imagined these isolated tragedies would explode into the leading health news story of 2016: the Zika virus.

DUI Rates Decline for U.S. Drivers

FRIDAY, Dec. 30, 2016 (HealthDay News) -- As millions of holiday revelers hit the roads after the ball drops on New Year's Eve, the trip home might be a little safer because fewer Americans say they're driving under the influence of alcohol.

Could Anemia Cause Hearing Loss?

THURSDAY, Dec. 29, 2016 (HealthDay News) -- Hearing loss may be linked to iron deficiency anemia -- a combination of low levels of iron and red blood cells, new research suggests.

Health Highlights: Dec. 30, 2016

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

Scientists Design Heat-Activated Penis Implant

FRIDAY, Dec. 30, 2016 (HealthDay News) -- Doctors report that they have crafted a penis implant that becomes erect when heated.