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Did you know?
The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.
Did you know?
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
Did you know?
Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.