|
|
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.
Did you know?
Your heart beats over 36 million times a year.
Did you know?
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
Did you know?
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
Did you know?
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.