Analysis: cold hands and feet is considered to be the lack of yang qi, the body appears to be the manifestation of yang deficiency. The body's blood vessel contraction, blood reflux capacity will be weakened, making the hands and feet, especially the fingertip part of the blood circulation is not good, that is, it is often referred to as poor circulation of nerve endings, advice: and lead to the hands and feet always feel cold. Eat sesame seeds, peanuts. Rich in vitamin E and a variety of nutrients, can help the absorption of vitamin B, strengthen the ability of the nerves to fight the cold. Vitamin E also has the effect of dilating blood vessels, which can strengthen the blood circulation of the endings of the limbs. You can take Gui Fu Di Huang Wan, Yu Gui Wan, etc.