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Author Question: The acceleration (or deceleration) of the expansion of the universe is determined by (Read 438 times) |
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.