TUESDAY, Aug. 30 (HealthDay News) -- A language barrier may not prevent Spanish-speaking patients from making informed health care decisions.

(HealthDay News) -- Fatigue is a common complaint among pregnant women, but there are things you can do to get better sleep and boost your energy.

(HealthDay News) -- Overuse injuries may occur when you ramp up your exercise routine too quickly or too vigorously.

TUESDAY, Aug. 30 (HealthDay News) -- Having a secure attachment with their mother helps irritable babies respond well to unfamiliar people and situations, a new study finds.

TUESDAY, Aug. 30 (HealthDay News) -- The use of temporary emergency department doctors and nurses poses an increased safety risk to patients, according to a new study.

TUESDAY, Aug. 30 (HealthDay News) -- Changes in diet affect the populations of viruses that live in your gut, researchers say.

TUESDAY, Aug. 30 (HealthDay News) -- The extent of heart muscle damage in heart attack patients isn't reduced by inserting a balloon pump into the aorta -- the body's main artery from the heart -- before performing a surgery to clear clogged blood vessels known as angioplasty, a new study finds.

TUESDAY, Aug. 30 (HealthDay News) -- Nearly one in 10 women in the United States were married before the age of 18, a new study finds, and they could face a slightly higher risk of mental illness than other married women.

TUESDAY, Aug. 30 (HealthDay News) -- Genes affect hereditary coronary heart disease risk but family lifestyle does not, according to a new study.

TUESDAY, Aug. 30 (HealthDay News) -- A genetic variation that reduces the risk of Parkinson's disease by nearly 20 percent in many populations has been found by an international team of scientists.

TUESDAY, Aug. 30 (HealthDay News) -- Intense competition, not violence, may be the main factor in video games that fuels aggression, according to a small new study.

TUESDAY, Aug. 30 (HealthDay News) -- Swedish scientists have identified a protein circulating in the blood which seems to be a harbinger of an increased risk of death among elderly people.

TUESDAY, Aug. 30 (HealthDay News) -- A U.S. Food and Drug Administration advisory panel began a two-day meeting Tuesday on silicone breast implants to consider ways to improve the effectiveness of post-approval safety studies.

TUESDAY, Aug. 30 (HealthDay News) -- Using bones retrieved from London's medieval graveyards, scientists have isolated the strain of bacteria thought to be responsible for the Black Death, and determined that it is most likely now extinct.

TUESDAY, Aug. 30 (HealthDay News) -- The intense combat stress experienced by soldiers deployed to Iraq, Afghanistan or other war-torn countries may prime their brains for the development of post-traumatic stress disorder (PTSD), but new research suggests these changes don't last as long as previously thought.

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

TUESDAY, Aug. 30 (HealthDay News) -- A flame retardant that was phased out of use but is still present in older furnishings is linked to lower birth weights in newborns of women exposed to it during pregnancy, a new study suggests.