(HealthDay News) -- A bunion is a foot deformity that often occurs when someone wears tight narrow shoes with high heels. With a bunion, the joint at the base of the big toe sticks out and becomes inflamed.

(HealthDay News) -- Before a student hits the court, field or track to play a collegiate sport, he or she may need a sports physical.

TUESDAY, Oct. 4 (HealthDay News) -- Breast cancer survivors should exercise regularly to help prevent a recurrence of the disease and improve their overall health, according to the American Council on Exercise.

TUESDAY, Oct. 4 (HealthDay News) -- People may be learning while they sleep, dramatically improving their memory in some cases, a new study suggests.

TUESDAY, Oct. 4 (HealthDay News) -- Readmission rates have increased in many hospitals across the United States, including some of the country's most elite academic medical centers, new research shows. About one in six Medicare patients now returns to the hospital within 30 days of being discharged for a medical condition.

TUESDAY, Oct. 4 (HealthDay News) -- Overweight or obese children are nearly three times as likely to have high blood pressure as kids who are a normal weight, according to a new study from the American Heart Association.

TUESDAY, Oct. 4 (HealthDay News) -- Very premature babies may develop brain changes as a result of stress experienced in the neonatal intensive care unit and should receive follow-up care to monitor brain function into childhood, a new study suggests.

TUESDAY, Oct. 4 (HealthDay News) -- New research shows that the few men who develop breast cancer tend to have more advanced cases than women and to be diagnosed at an older age.

TUESDAY, Oct. 4 (HealthDay News) -- Obesity and alcohol consumption are among the leading causes of sudden cardiac death not caused by coronary artery disease, a new study finds.

TUESDAY, Oct. 4 (HealthDay News) -- Less-affluent women now face a greater risk of dying from breast cancer than wealthier patients, a new American Cancer Society report finds.

MONDAY, Oct. 3 (HealthDay News) -- Certain genetic abnormalities in a man's chromosomes appear to be linked to intellectual disabilities in his offspring, especially if he fathered them late in life, a new study suggests.

TUESDAY, Oct. 4 (HealthDay News) -- As scientists continue to tease out the impact of nature versus nurture, it appears that kids unlucky enough to get a "downer" personality gene can end up with sunnier outlooks when they're parented in a warm, positive manner.

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

TUESDAY, Oct. 4 (HealthDay News) -- A common structural variation in the brain may explain why some people are better able to remember details of past events and to distinguish real events from those they were told about or may have imagined, scientists report.

TUESDAY, Oct. 4 (HealthDay News) -- Heart patients who have stenting procedures to open up narrowed arteries fare just as well if they are released the same day as if they are sent home a day or two later, new research shows.

TUESDAY, Oct. 4 (HealthDay News) -- Despite a 30 percent decline in drunk driving since 2006, drunk drivers still account for almost 11,000 traffic deaths -- one-third of all traffic-related fatalities -- each year in the United States, according to the U.S. Centers for Disease Control and Prevention.

TUESDAY, Oct. 4 (HealthDay News) -- Depending on where you live, having an advance directive may raise the odds that you'll receive hospice services and reduce the overall cost of your end-of-life care, a new study indicates.

TUESDAY, Oct. 4 (HealthDay News) -- LeGoo, a gel to stem blood flow temporarily during surgery that requires joining blood vessels, has been approved by the U.S. Food and Drug Administration.