Ischemic colitis happens when there is not enough blood flow to the colon. It tends to occur more often in people who are over 60 or have chronic conditions. Symptoms include cramps, nausea, and diarrhea. It may resolve on its own and diet changes can help, but in some cases treatment involves surgery. Learn more here.
Chemicals used as cooling agents in refrigeration and air-conditioning units can be deadly if inhaled. This rarely occurs by accident, but some people inhale these chemicals, commercially known as Freon, to get high. Read on to find out about the dangers and what to do if someone shows signs of refrigerant poisoning.
Cell defects and genes have been separately identified in Parkinson's disease. Now, scientists suggest a faulty cell mechanism is the missing link.