|
Author Question: According to a national study of American families, about what percentage of children have watched ... (Read 66 times) |
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.
It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.
The human body produces and destroys 15 million blood cells every second.
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.