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Author Question: A steer must eat at least 100 pounds of grain to gain less than 10 pounds of muscle tissue. This illustrates (Read 2754 times) |
The familiar sounds of your heart are made by the heart's valves as they open and close.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Approximately 500,000 babies are born each year in the United States to teenage mothers.
As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.
The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.