Ask unlimited questions for free
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
There are more bacteria in your mouth than there are people in the world.
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.
For a complete list of videos, visit our video library