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Author Question: The same muscles are working during the concentric and eccentric phases of a weight training ... (Read 24 times) |
The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.