(HealthDay News) -- Kids are typically little balls of endless energy. But for some, hyperactivity can signal an underlying health problem.

(HealthDay News) -- People with Crohn's disease -- a type of inflammatory bowel -- are prone to being malnourished.

TUESDAY, May 10 (HealthDay News) -- People who remember the past fondly are more likely to experience greater happiness in the present, according to a new study.

TUESDAY, May 10 (HealthDay News) -- Many tanning salons in the United States don't warn teens and young women about the skin cancer risks posed by tanning beds, according to a new survey.

TUESDAY, May 10 (HealthDay News) -- Osteoporosis is often undiagnosed and untreated in elderly heart failure patients, a new study finds.

TUESDAY, May 10 (HealthDay News) -- Vitamin D supplements for pregnant women may help prevent a respiratory disease called RSV that can lead to pneumonia and other potentially life-threatening illnesses in newborns, Dutch researchers report.

TUESDAY, May 10 (HealthDay News) -- About 14 percent of strokes happen while people are sleeping, lowering the chance that they'll be able to get to the hospital in time for a potentially brain-saving treatment, a new study suggests.

TUESDAY, May 10 (HealthDay News) -- Breast-fed children are less likely to have behavioral problems at age 5 than are those who were given formula, a new study reports.

MONDAY, May 9 (HealthDay News) -- Having long ring fingers has been associated with a lethal nervous system disease known as amyotrophic lateral sclerosis (ALS), British researchers report.

TUESDAY, May 10 (HealthDay News) -- A new technology that uses a remote-controlled capsule camera to scan the inside of the colon may one day be an alternative to colonoscopy, a new study suggests.

TUESDAY, May 10 (HealthDay News) -- Shortages of anesthetics are rampant across the United States, according to the results of a new survey.

TUESDAY, May 10 (HealthDay News) -- Colonoscopy is significantly better than the less expensive screening procedure called sigmoidoscopy at detecting colon cancer in older patients, a new study says.

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

TUESDAY, May 10 (HealthDay News) -- Women who drink a substantial amount of coffee each day may lower their risk for developing a particular type of breast cancer, Swedish researchers say.

TUESDAY, May 10 (HealthDay News) -- Those who take acetaminophen -- best known as Tylenol -- regularly for some time might be putting themselves at an increased risk for developing certain blood cancers, University of Washington researchers report.

TUESDAY, May 10 (HealthDay News) -- People given a drug known as erythropoietin alfa after a heart attack may experience new heart problems and even greater cardiac damage from the attack, a new study finds.

TUESDAY, May 10 (HealthDay News) -- Fewer than 50 percent of people scheduled to have a stent placed in one of their coronary arteries for stable coronary artery disease received so-called optimal medical therapy -- drug therapy, such as statins -- before the procedure, according to new research.

TUESDAY, May 10 (HealthDay News) -- Scientists have developed a new, albeit preliminary, genetic test that seems to predict which breast cancer patients can benefit from specific types of chemotherapy.