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HealthDay News - November 28, 2016

Fast-Food Calorie Labeling Not Working, Study Finds

MONDAY, Nov. 28, 2016 (HealthDay News) -- Does it help to know that a double quarter-pounder with cheese delivers 740 calories? Probably not, a new study suggests.

Mouthguard a Key Defense Against Sports-Related Injuries

MONDAY, Nov. 28, 2016 (HealthDay News) -- Safety gear for athletes playing contact sports should include mouthguards, say dental experts at the University of Alabama at Birmingham.

Lengthy Space Missions May Harm Astronauts' Vision

MONDAY, Nov. 28, 2016 (HealthDay News) -- Researchers have pinpointed the cause of a vision problem affecting astronauts who have completed long-duration space missions.

Pesticide Exposures May Alter Mouth Bacteria

MONDAY, Nov. 28, 2016 (HealthDay News) -- Pesticide exposure may change the makeup of bacteria in the mouths of farm workers, a new study finds.

Many Women With Chronic Ills Don't Use Online Tools

MONDAY, Nov. 28, 2016 (HealthDay News) -- Chronically ill women who don't use the internet may struggle with worse health, a new study finds.

Health Tip: Preparing for Your First 5k Run

(HealthDay News) -- Running a 5k race is a healthy goal, but it's not something you jump into without training and preparation.

Health Tip: Adjusting to Life With a Roommate

(HealthDay News) -- Sharing a room with a partner or roommate often requires adjustments on your part.

Pediatricians Can Help When Parents Divorce: Report

MONDAY, Nov. 28, 2016 (HealthDay News) -- A pediatrician can play an important part in helping children adjust when their parents split up, a new American Academy of Pediatrics report says.

Martial Arts Can Be Hazardous to Kids

MONDAY, Nov. 28, 2016 (HealthDay News) -- Perhaps there's a black belt in your child's future. But for safety's sake, kids should only engage in noncontact forms of martial arts, a new American Academy of Pediatrics report says.

Opioids No Better Than Ibuprofen for Pain After Car Crash: Study

MONDAY, Nov. 28, 2016 (HealthDay News) -- For treating persistent pain after a car crash, prescription opioid painkillers such as oxycodone (Oxycontin) are no more effective than nonsteroidal anti-inflammatory drugs (NSAID) like ibuprofen, a new study finds.

Never Too Old for a Mammogram?

MONDAY, Nov. 28, 2016 (HealthDay News) -- Women who think they're too old to worry about mammograms may want to reconsider the age at which their breast cancer screening years are behind them, a new study suggests.

Health Highlights: Nov. 28, 2016

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

Researchers Explore Way to Detect Brain Injury in NFL Players

MONDAY, Nov. 28, 2016 (HealthDay News) -- Researchers say they've discovered a new way to detect and track brain injury related to repeated concussions in National Football League (NFL) players.

U.S. Should Reinforce Blood Supply: Report

MONDAY, Nov. 28, 2016 (HealthDay News) -- The U.S. blood supply system faces financial and other challenges that could lead to blood shortages in the future, a new report contends.

3 Keys to Cutting Your Risk of Heart Failure

MONDAY, Nov. 28, 2016 (HealthDay News) -- Middle-aged adults who've avoided obesity, high blood pressure and diabetes are far less likely than others to experience heart failure in their later years, new research reports.

Alzheimer's Protein Plaques May Also Harm the Heart

MONDAY, Nov. 28, 2016 (HealthDay News) -- Protein fragments that form plaques in the brains of Alzheimer's patients might also stiffen their heart muscle and increase their risk of heart failure, a new study reports.

Texas Reports 1st Likely Case of Local Zika Infection

MONDAY, Nov. 28, 2016 (HealthDay News) -- Texas reported its first possible case of locally transmitted Zika infection on Monday. If confirmed, Texas would join Florida as the only states with local transmissions of the mosquito-borne illness linked to birth defects.