|
|
Did you know?
Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.
Did you know?
Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
People about to have surgery must tell their health care providers about all supplements they take.
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.