Ask unlimited questions for free
There are 60,000 miles of blood vessels in every adult human.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.
Women are 50% to 75% more likely than men to experience an adverse drug reaction.
For a complete list of videos, visit our video library