|
|
Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.
The longest a person has survived after a heart transplant is 24 years.
Blood is approximately twice as thick as water because of the cells and other components found in it.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.