FRIDAY, Feb. 17 (HealthDay News) -- Complication rates for women older than 50 who become pregnant through egg donation are similar to those of younger women, according to a new study.

(HealthDay News) -- Getting your youngster to go to sleep is the most stressful time of day for many parents. But it doesn't have to be.

(HealthDay News) -- The skin is your body's largest organ, and it requires tender care to stay healthy.

FRIDAY, Feb. 17 (HealthDay News) -- Having a high number of bars or pubs in a neighborhood is associated with visits to hospital emergency departments due to domestic violence, a new study finds.

FRIDAY, Feb. 17 (HealthDay News) -- By imposing strict rules about alcohol, parents can reduce their kids' impulses to drink, according to a new study.

FRIDAY, Feb. 17 (HealthDay News) -- Knees with osteoarthritis are in a constant state of self-repair, but arthritic hip joints are not, researchers say.

FRIDAY, Feb. 17 (HealthDay News) -- Eating at least three servings of fish a week may reduce women's risk of developing some types of colon polyps, according to a new study.

FRIDAY, Feb. 17 (HealthDay News) -- Specific goals can help people with type 2 diabetes improve their dietary habits, according to a new study.

FRIDAY, Feb. 17 (HealthDay News) -- Exercising in young adulthood boosts bone density, new research suggests.

FRIDAY, Feb. 17 (HealthDay News) -- Children with inflammatory bowel disease may have difficulty in school due to frequent absences that are largely the result of mental struggles such as depression rather than the disease itself, a new study finds.

FRIDAY, Feb. 17 (HealthDay News) -- While football helmets don't prevent concussions, good helmet fit might help reduce loss of consciousness that can follow a blow to the head, a new study finds.

FRIDAY, Feb. 17 (HealthDay News) -- Autism itself seems to be responsible for the problems children with the disorder have in developing motor skills such as running, throwing a ball and learning to write, according to a new study.

FRIDAY, Feb. 17 (HealthDay News) -- Decades-old assumptions about the odds of reaching very old age may be wrong, which could put 100 out of reach for many seniors, a new study finds.

THURSDAY, Feb. 16 (HealthDay News) -- The loss of a loved one can trigger deep emotional turmoil, but is the grief that follows a normal part of being human or is it a form of mental illness in need of diagnosis and treatment?

FRIDAY, Feb. 17 (HealthDay News) -- In children as young as 6 months old, changes in the brain that can lead to autism spectrum disorder may have already begun, preliminary research suggests.

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

FRIDAY, Feb. 17 (HealthDay News) -- A potentially faulty dosing system on bottles of Infants' Tylenol has prompted McNeil Consumer Healthcare, a division of Johnson & Johnson, to recall all of the product.