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Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

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In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

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Video: Alternative Energy Sources

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