Return-to-Work Rate High After Knee Replacement, Study Finds

FRIDAY, March 22 (HealthDay News) -- Getting back to work after knee-replacement surgery is a big concern for people contemplating the procedure. Now, a new study shows that most people return to work after a total knee replacement -- even those with physically demanding jobs.

Health Tip: Help Stifle Allergies

(HealthDay News) -- A thorough cleaning of common living areas can help reduce allergens in the home, improving allergy symptoms.

Health Tip: Lower Cholesterol

(HealthDay News) -- Eating healthier can help lower your cholesterol. The Cleveland Clinic offers these suggestions:

Reduced 'Fine-Tuning' of Brain May Hamper Face Recognition in Autism

FRIDAY, March 22 (HealthDay News) -- A malfunction in a specific group of brain cells may explain why some people with autism have difficulty recognizing faces, a small new study finds.

Sports Gamblers Wrongly Bet on Their Sense of Control: Study

FRIDAY, March 22 (HealthDay News) -- Many sports gamblers consider their extensive betting experience and insight into college basketball a slam-dunk for success during the three-week U.S. championship dubbed "March Madness." But that sense of control over their wagers is an illusion, according to a new study.

Antibiotic Linked to Heart Problems in COPD Patients

FRIDAY, March 22 (HealthDay News) -- A widely used antibiotic may increase the risk of heart problems in patients with lung conditions, according to a new study.

Ranting on Websites May Just Make You Angrier

FRIDAY, March 22 (HealthDay News) -- It's so tempting. You read something on a website about a hot-button issue that makes you mad and you've got to respond. Before you know it, you're verbally sparring with a stranger. But you may want to think twice before jumping into the fray.

Picky Eating in Youngsters Might Be Largely Caused by Genes

FRIDAY, March 22 (HealthDay News) -- If your young children are picky eaters, they may be able to blame it on their genes, according to a new study.

Even a Little Pot Use Ups College Dropout Risk

FRIDAY, March 22 (HealthDay News) -- College students who use marijuana and other illegal substances, even occasionally, are more likely to leave school than students who don't dabble in drugs, new research finds.

Health Highlights: March 22, 2013

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