(HealthDay News) -- A license to drive offers many benefits, but a lot of responsibility, too.

(HealthDay News) -- Arthritis is a painful joint condition, and the feet are common hosts.

WEDNESDAY, Feb. 22 (HealthDay News) -- News coverage of alcohol's role in violent crime and fatal accidents may persuade the public to give stronger support to alcohol-control laws, new research suggests.

WEDNESDAY, Feb. 22 (HealthDay News) -- Women with a history of endometriosis have a significantly increased risk of developing three types of ovarian cancer, according to a new study.

WEDNESDAY, Feb. 22 (HealthDay News) -- Scientists have identified a new gene mutation linked to breast cancer.

WEDNESDAY, Feb. 22 (HealthDay News) -- As if the debilitating headaches weren't bad enough, women who get migraines or have had them in the past are at increased risk for depression, a new study suggests.

TUESDAY, Feb. 21 (HealthDay News) -- Having high levels of the amino acid homocysteine won't raise your risk of developing heart disease, a new analysis indicates.

WEDNESDAY, Feb. 22 (HealthDay News) -- Breast cancers in women aged 40 to 49 that are diagnosed by mammograms have a better prognosis than those detected by doctors or the women themselves, a new study indicates.

WEDNESDAY, Feb. 22 (HealthDay News) -- Toddlers are more likely to become easily upset and act out if their parents anger quickly and overreact to their children's behavior, according to a new study involving adopted youngsters.

WEDNESDAY, Feb. 22 (HealthDay News) -- New guidelines outlining the causes and prevention of sudden death among athletes were released this week by the National Athletic Trainer's Association (NATA) in the United States.

WEDNESDAY, Feb. 22 (HealthDay News) -- Patients admitted to the top hospitals for emergency medicine in the United States have a nearly 42 percent lower death rate than those admitted to other hospitals in the nation, according to a new report.

WEDNESDAY, Feb. 22 (HealthDay News) -- If you're afraid of going to the dentist, optimism and humor might help ease your worries, new research suggests.

TUESDAY, Feb. 21 (HealthDay News) -- Exercising at moderate or -- for very active women -- even high intensity during pregnancy won't hurt your baby's health, a new study finds.

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

WEDNESDAY, Feb. 22 (HealthDay News) -- A U.S. Food and Drug Administration advisory panel gave its blessing Wednesday to a highly anticipated weight loss pill that had been rejected by health advisers once before.

WEDNESDAY, Feb. 22 (HealthDay News) -- It's been found that removing precancerous polyps during colonoscopies can prevent deadly malignancies from developing. Now, new long-term research supports the idea that the screening test not only prevents colorectal cancers, but dramatically cuts deaths from the disease.

WEDNESDAY, Feb. 22 (HealthDay News) -- Melanoma that has spread to other areas of the body is almost always fatal, but a new drug appears to double survival for those with a certain type of this skin cancer, researchers report.

WEDNESDAY, Feb. 22 (HealthDay News) -- Doctors may have a leg up on baldness: Transplanting hair from a patient's legs to his head for what may be a more natural look.

WEDNESDAY, Feb. 22 (HealthDay News) -- U.S. health experts recommended Wednesday that all adults get vaccinated against whooping cough (pertussis), an infectious bacterial disease that triggers uncontrollable coughing and is especially dangerous to infants.