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Author Question: Oxygen starved tissues can release chemical signals into the blood that can change the diameter of ... (Read 28 times) |
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
The human body produces and destroys 15 million blood cells every second.
People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.