Health Tip: Avoid Too Much Activity Before Bedtime

(HealthDay News) -- Your behavior and activities before bedtime can affect how well you're sleeping at night.

Health Tip: Work Your Muscles While Gardening

(HealthDay News) -- Gardening is an enjoyable way to get physical activity and tone your muscles.

Joint Replacement May Reinvigorate Sex Life

TUESDAY, March 19 (HealthDay News) -- Although most people get a total hip or knee replacement to decrease pain and move around more easily, a team of orthopedic surgeons has discovered an unexpected benefit: people enjoy sex more after surgery.

Fewer Kids Getting Hurt in Most Sports, Study Finds

TUESDAY, March 19 (HealthDay News) -- Football has been blamed for a growing number of injuries among young players in the past decade, but a new study finds that football is an exception, and injuries from most other popular sports have dropped in children.

Switch to Skim Milk Won't Prevent Toddler's Obesity: Study

MONDAY, March 18 (HealthDay News) -- Drinking low-fat or skim milk does not prevent toddlers from gaining excess weight and is actually associated with overweight and obesity in preschool children, a new study finds.

Black Children Less Likely to Get Antibiotics: Study

TUESDAY, March 19 (HealthDay News) -- Black children are less likely than other children to be given antibiotics and less likely to be given the most powerful antibiotics to treat acute respiratory tract infections, new research suggests.

Vitamin D Levels in Pregnancy May Not Affect Kids' Future Bone Health

TUESDAY, March 19 (HealthDay News) -- Women's vitamin D levels during pregnancy do not affect their children's bone health later in life, a new study shows.

Hormone Pills in Menopause May Carry Gallstone Side Effects

TUESDAY, March 19 (HealthDay News) -- Taking estrogen pills increases a menopausal woman's risk of needing gallbladder surgery to treat complications of gallstones, according to a new study.

Therapy as Good as Surgery for Some With Torn Knee Cartilage

TUESDAY, March 19 (HealthDay News) -- Physical therapy is comparable to surgery in improving movement and reducing pain for some patients with knee arthritis and torn knee cartilage, new research finds.

A Third of U.S. Seniors Die With Dementia, Study Finds

TUESDAY, March 19 (HealthDay News) -- There's more troubling news for America's aging population: A new report finds that one in every three seniors now dies while suffering from Alzheimer's or another form of dementia.

False-Positive Mammograms Can Trigger Long-Term Distress

TUESDAY, March 19 (HealthDay News) -- Women who have a false-positive mammogram result -- when breast cancer is first suspected but then dispelled with further testing -- can have lingering anxiety and distress up to three years after the misdiagnosis, a new study finds.

Health Highlights: March 19, 2013

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