The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.
An Overview of Perceptual, Stimulus–Response (S-R), and Motor Learning
Sexual Response Cycle
Response to Sound Waves
Facility Emergency Response Plans. Courtesy of Chris Weber, Dr. Hazmat, Inc.