Do you think you get enough sleep each night? The National Sleep Foundation says everyone should aim to get between seven and a half to nine hours of sleep each night.
Carbon monoxide (CO) is a colorless, odorless gas that is poisonous and can kill you if you inhale too much.
Every year in the United States, there are about 400 carbon monoxide-related deaths, and about 20,000 people are hospitalized, according to Safeopedia.
With February being American Heart Month, it serves as a reminder of the facts of heart disease. According to the Centers for Disease Control and Prevention, heart disease is the leading cause of death for both men and women in the United States, killing 614,348 people in 2014.