(HealthDay News) -- Your feet, particularly your toenails and in between the toes, are prone to fungal infection, often referred to as athlete's foot. This can lead to itchy toes and thick, brittle and discolored nails.

(HealthDay News) -- Walking is the most popular form of exercise in the United States. The average American takes between 8,000 and 10,000 steps per day. Podiatrists tout walking as one of the best exercises for your feet because it contributes to circulation, maintains weight control and promotes overall good health.

THURSDAY, Nov. 15 (HealthDay News) -- Women who had their first menstrual cycle at an early age may be at increased risk for heart disease, a new study suggests.

WEDNESDAY, Nov. 14 (HealthDay News) -- Lower prenatal levels of vitamin D, the "sunshine vitamin," may mean that babies born in April have the highest risk of developing multiple sclerosis later in life while those born in October have the lowest risk, a new study suggests.

THURSDAY, Nov. 15 (HealthDay News) -- Unique patterns of brain activity occur when rappers spontaneously improvise lyrics, a technique known as freestyling.

THURSDAY, Nov. 15 (HealthDay News) -- The risks of developing heart problems while taking the breast cancer drug Herceptin alone or with other anti-cancer drugs may be even higher for older women than thought, new research indicates.

THURSDAY, Nov. 15 (HealthDay News) -- The American Cancer Society launches its annual Great American Smokeout event Thursday as anti-smoking advocates push to reverse a slowdown in the decline of tobacco use in the United States.

THURSDAY, Nov. 15 (HealthDay News) -- The average American adult takes in 100 calories a day imbibing beer, wine or liquor, a new study finds.

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

THURSDAY, Nov. 15 (HealthDay News) -- Thirty of the 50 largest cities in the United States are now smoke-free, a new report shows.

THURSDAY, Nov. 15 (HealthDay News) -- A stunning new federal report reveals just how bad the obesity-linked type 2 diabetes epidemic in the United States has become, with rates of the often-preventable disease hitting record highs.