Ask unlimited questions for free
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
Women are 50% to 75% more likely than men to experience an adverse drug reaction.
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
For a complete list of videos, visit our video library