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Did you know?
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.