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HealthDay News - January 06, 2017

Want a Sharper Brain as You Age? Volunteer!

THURSDAY, Jan. 5, 2017 (HealthDay News) -- People who are active in local community groups may have slightly sharper mental skills at the age of 50, a new study suggests.

Health Tip: Enjoying Rare Meat Safely

(HealthDay News) -- If you prefer rare meat to well done, you might be wondering if the rare variety is safe.

Health Tip: Chewing Sugarless Gum

(HealthDay News) -- If you want to take an extra step to help prevent cavities, chewing sugarless gum may be just what the dentist ordered.

Navigating Ski Slopes Safely

THURSDAY, Jan. 5, 2017 (HealthDay News) -- Many people head for the slopes at the first sign of snow, but it's important to get into shape and take other safety precautions to ensure winter sports are fun and injury-free, the National Ski Areas Association (NSAA) cautions.

Delaying Chemo After Lung Cancer Surgery? Better Late Than Never

FRIDAY, Jan. 6, 2017 (HealthDay News) -- Lung cancer chemotherapy that's been delayed due to slow recovery from surgery can still provide real benefit to patients, a new study suggests.

U.S. Glaucoma Cases Expected to Surge by 2030

FRIDAY, Jan. 6, 2017 (HealthDay News) -- Glaucoma affects more than 3 million Americans, but that number is expected to surge to more than 4 million by 2030, eye experts say.

Study Links Stuttering to Less Blood Flow in Brain

FRIDAY, Jan. 6, 2017 (HealthDay News) -- Reduced blood flow in a part of the brain that's linked to speech may put people at risk for stuttering, a small study suggests.

Seniors' Health Can Tumble After ER Visit

FRIDAY, Jan. 6, 2017 (HealthDay News) -- Seniors treated in a emergency room for illness or injury are more likely to become disabled and less physically agile over the next six months, researchers report.

Vomiting Disorder on Rise in Weed-Friendly Colorado

THURSDAY, Jan. 5, 2017 (HealthDay News) -- Long-term heavy marijuana use can cause chronic vomiting and abdominal pain in some people, new research suggests.

One-Third With Common Irregular Heartbeat Don't Take Blood Thinners

FRIDAY, Jan. 6, 2017 (HealthDay News) -- Many people with the heart condition known as atrial fibrillation stop taking the blood-thinning medication that's prescribed to help prevent a stroke, a new study reveals.

'You're Not My Wife, You're an Impostor'

FRIDAY, Jan. 6, 2017 (HealthDay News) -- Some quirks of the mind can't yet be understood. But a new study may be closing in on one longstanding mystery: why someone might have delusions that a loved one is a stranger, or fail to recognize the family dog.

Weight-Loss Surgery Offers Long-Term Benefit to Very Obese Teens

FRIDAY, Jan. 6, 2017 (HealthDay News) -- Weight-loss surgery helps severely obese teens keep extra pounds off long-term, new research confirms.

'Superbug' Infections Down 30 Percent at VA Hospitals

FRIDAY, Jan. 6, 2017 (HealthDay News) -- Rates of a deadly "superbug" called methicillin-resistant Staphylococcus aureus, or MRSA, have dropped steadily at hospitals and long-term care health care facilities run by the U.S. Department of Veterans Affairs over the past eight years, according to a new report.

Blood Shortage Prompts Red Cross Call for Donations

FRIDAY, Jan. 6, 2017 (HealthDay News) -- Blood donations to the American Red Cross have slumped recently, so donors are desperately needed, the organization says.

Health Highlights: Jan. 6, 2017

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

Hour-Long Nap May Boost Brain Function in Older Adults

FRIDAY, Jan. 6, 2017 (HealthDay News) -- Napping for an hour in the afternoon may provide a mental boost for older adults, a new study suggests.

Flu Season Starting to Peak

FRIDAY, Jan. 6, 2017 (HealthDay News) -- Flu season is in full swing and it's starting to look like a severe one, U.S. health officials said Friday.