Keeping the lights on before going to sleep may have a negative influence on your health, according to a study to be published in the Journal of Clinical Endocrinology & Metabolism .

Much research has been done that illustrates the dangers of second-hand smoke. Now, a new study shows that "third-hand smoke" is also harmful to your health.

For children under four years of age, scalds are the primary cause of burn injury. Five thousand US children are sent to hospital emergency rooms each year for scald injuries from hot tap water or bath water.