FRIDAY, Jan. 13 (HealthDay News) -- Health and fitness experts have for years tried to entice people to exercise more by flogging long-range benefits such as losing weight or avoiding long-term illness caused by chronic disease.

(HealthDay News) -- Dry skin can be itchy, uncomfortable and even painful if the skin begins to crack.

(HealthDay News) -- Youngsters may get hurt if the wrong toys end up in the wrong little hands.

FRIDAY, Jan. 13 (HealthDay News) -- Salt water may not stop the spread of Burmese pythons from the Florida Everglades, a new study indicates.

THURSDAY, Jan. 12 (HealthDay News) -- Veteran ski patrol member Mike Rhode was speeding down a snowy slope at Hunter Mountain in New York state when his ski unexpectedly popped off.

FRIDAY, Jan. 13 (HealthDay News) -- Women with normal pregnancies that were misdiagnosed as ectopic who were treated with methotrexate in the first trimester either miscarried or gave birth to a severely deformed baby, the results of a small study suggest.

FRIDAY, Jan. 13 (HealthDay News) -- Updated vaccines for rotavirus -- once the leading cause of gastrointestinal illness among U.S. children -- do not appear to increase the risk of potentially deadly side effects, a new study finds.

FRIDAY, Jan. 13 (HealthDay News) -- An estimated 50 percent to 55 percent of pregnant women in the United States develop varicose veins, according to the Society for Vascular Surgery.

FRIDAY, Jan. 13 (HealthDay News) -- Widely used cholesterol-lowering statin drugs cost about 400 percent more in the United States than in the United Kingdom, a new study shows.

FRIDAY, Jan. 13 (HealthDay News) -- Due to a growing number of reports about improper use of insulin pens, the U.S. Centers for Disease Control and Prevention has issued a reminder that the devices must never be used on more than one person.

FRIDAY, Jan. 13 (HealthDay News) -- Following the lead of the Cleveland Clinic and a growing number of other hospitals, Pennsylvania's Geisinger Health System will turn away job applicants who smoke starting next month.

FRIDAY, Jan. 13 (HealthDay News) -- Chronic boredom grips one-fourth of office workers, which may affect their quality of work as well as their physical and mental health, a new study suggests.

FRIDAY, Jan. 13 (HealthDay News) -- Couples with similar jobs are more likely to have trouble finding a good work-life balance than those in different lines of work, according to a new study.

FRIDAY, Jan. 13 (HealthDay News) -- Many young American women fail to recognize recent weight gain, and self-perception of weight gain appears to be significantly influenced by race, ethnicity and birth control methods, according to a new study.

FRIDAY, Jan. 13 (HealthDay News) -- Community support is essential for healthy behaviors that can reduce cancer risk, according to updated guidelines on nutrition and physical activity for cancer prevention released this week by the American Cancer Society.

THURSDAY, Jan. 12 (HealthDay News) -- Women who use antidepressants called selective serotonin-reuptake inhibitors such as Prozac and Celexa during pregnancy run a slight risk of having an infant with high blood pressure in the lungs, a new Swedish study finds.

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