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HealthDay News - August 26, 2016

Even a Little Exercise May Help Stave Off Dementia

FRIDAY, Aug. 26, 2016 (HealthDay News) -- Couch potatoes have a higher risk of developing dementia in old age, a new study reports.

Health Tip: Make Sure Kids' Shoes Fit Well

(HealthDay News) -- Kids need sturdy, supportive shoes that fit their growing feet.

Health Tip: Keeping Foods Separate During Grilling

(HealthDay News) -- It's important to prevent cross-contamination of food while grilling.

First Days of Preseason Practice Pose Big Heat Risks for College Football Players

FRIDAY, Aug. 26, 2016 (HealthDay News) -- As college football players trade in their beach towels for helmets and padding, new research shows their risk of developing sports-related heat illness shoots up.

Hopes Dashed for Rare Bone Cancer Treatment

FRIDAY, Aug. 26, 2016 (HealthDay News) -- Adding extra drugs to chemotherapy doesn't benefit patients with a rare type of bone cancer, according to a new study.

Doctors Divided on Safety, Use of Electronic Cigarettes

FRIDAY, Aug. 26, 2016 (HealthDay News) -- Doctors disagree on the best way to answer patients' questions about electronic cigarettes, a new study finds.

More Americans Can Afford Medications Under Obamacare: Study

FRIDAY, Aug. 26, 2016 (HealthDay News) -- Though a growing number of Americans are able to afford prescription medications, millions still have difficulty, a new study finds.

Early Virus Raises Asthma Risk in Certain Kids: Study

FRIDAY, Aug. 26, 2016 (HealthDay News) -- A common genetic variation significantly boosts the odds of asthma in children who've had a severe respiratory illness at a young age, researchers report.

Health Highlights: Aug. 26, 2016

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

FDA Recommends All Blood Donations Be Tested for Zika

FRIDAY, Aug. 26, 2016 (HealthDay News) -- The U.S. Food and Drug Administration recommended on Friday that the nation's entire blood supply be routinely screened for the Zika virus.

Sex Partner With No Zika Symptoms Transmits Virus: CDC

FRIDAY, Aug. 26, 2016 (HealthDay News) -- U.S. health officials report that the Zika virus can be spread sexually even when a partner shows no signs of infection.