Peppers have an amazing range of health-boosting properties,  ranging from weight control to guarding against cancer!

Hot peppers' fire comes from capsaicin, which acts on pain receptors, not taste buds, in our mouths. Capsaicin predominates in the white membranes of peppers, imparting its "heat" to seeds as well. The capsaicin in hot peppers has been shown to decrease blood cholesterol and triglycerides, boost immunity, and reduce the risk of stomach ulcers. Both hot and sweet peppers contain substances that have been shown to increase the body's heat production and oxygen consumption for about 20 minutes after eating. which means your body is burning extra calories, which helps weight loss.

Whether mild or fiery, peppers are nutrient-dense. They're one of the richest sources of vitamins A, C, B6, K, fiber, and folate.  Just a cup a day can provide more than 100% of your daily needs, helping to preserve eye sights, fight off infections, support the immune system, lutein and zeaxanthin may slow the development of eye diseases macular degeneration, beta-carotene may help protect against breast cancer in pre-menopausal women, and lycopene may decrease the risk for ovarian cancer.   

"What makes peppers hot may also be cool for what ails you". http://www.sciencedaily.com/releases/2003/11/031104064132.htm

Peppers are a great food for the circulatory system in that they feeds the
necessary elements into the cell structure of the arteries, veins and capillaries
so that these regain the elasticity of youth again, and the blood pressure adjusts
itself to normal. It rebuilds the tissue in the stomach and heals the stomach and
intestinal ulcers. By equalizing the blood circulation, Cayenne produces natural
warmth in your body and aids in assimilation and elimination.

Cayenne is useful in alleviating allergies, muscle cramps, improving digestion,
and helping to heal wounds with minimal scar tissue. Cayenne brings blood to
the surface and allows detoxification. In an article reported on March 16, 2006
by Reuters, the main ingredient in Cayenne, capsaicin, was found to destroy
prostate cancer cells.  Studies show that chili peppers can provide pain relief
for migraine and sinus headaches. Capsaicin, the chemical that makes chili peppers
hot, is known to inhibit a key neuropeptide substance P that is the key brain pain transmitter.

The pepper heat helps to stimulate secretions that aid in clearing mucus from
your nose, combating nasal congestion. It also contains antibacterial properties
that help fight chronic sinus infections.