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Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.
Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.
A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.
Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.
There are 20 feet of blood vessels in each square inch of human skin.
![(A) The colon illustrating various ostomy sites; (B) colostomy in the descending colon, illustrating](https://biology-forums.com/gallery/47/medium_14755_10_09_12_7_09_49_84841860.jpeg)
![Typical ignition timing map developed from testing and used by the vehicle computer to provide the ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_8_05_57_29883514.png)