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Did you know?
Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Did you know?
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
Did you know?
In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
Did you know?
Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.