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More than 4.4billion prescriptions were dispensed within the United States in 2016.
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.
If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.
Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.
![An emergency medical technician positions defibrillator paddles on the chest of a supine male patien](https://biology-forums.com/gallery/47/medium_14755_10_09_12_7_23_56_85331131.jpeg)
![Electrocardiography. (a) Electrodes are placed on the patient’s chest to record the electrical event](https://biology-forums.com/gallery/47/medium_14755_11_11_12_7_15_46_100311063.jpeg)
![Medicinal leeches on a patient’s neck. Today leeches are sometimes used in microsurgery to prevent b](https://biology-forums.com/gallery/47/medium_374628_15_08_15_11_50_50_222302203.jpeg)