Cayenne stimulates every system and cell of the body. When the body and its organs are properly stimulated, they will heal, cleanse, and begin to function normally. Regular use also helps strengthen the entire circulatory system. It is one of the best heart tonics. It helps to regulate blood pressure (both high and low), strengthens the pulse by increasing the power (not the frequency), feeds the heart, lowers cholesterol, thins the blood, and cleanses the circulatory system by helping arteries, veins, and capillaries regain the elasticity of youth by feeding cell structure, which then helps with blood flow. Works great to relieve rheumatoid arthritis pain and also pain and itching of the skin because of the capsaicin in the herb. This capsaicin helps the body to release natural neurotransmitters that help to get rid of pain signals in the body.
Cautions and Side Effects of Cayenne Pepper:
If you’re not used to spicy foods then you need to build up your tolerance level as it is very hot.
Allergies:People who suffer from allergies to latex, chestnuts, avocado, bananas, and kiwi may have an  reaction.