Is it necessary to tonify kidney and strengthen yang? What can we do?

Generally speaking, aphrodisiac refers to yang that strengthens the kidney, but for yang deficiency, yang deficiency is forbidden, so it is very important to judge yang deficiency. Kidney-yang deficiency and failure are mostly caused by yang deficiency in the body, high kidney deficiency in the elderly, and overworked kidney house due to long-term illness. Different treatments are given according to different symptoms. Yang deficiency is cold, so it is mainly manifested as cold-like symptoms. Clinically, you can see sore waist and legs, aggravated cold, and cold limbs. It is a typical kidney-yang deficiency. Eat velvet antler and soak in water. Dizziness, mental fatigue and insufficient blood caused by yang qi, so I took pilose antler soaked in water and Guipi pills. Dark complexion is kidney deficiency and much water, so eat Zhenwu decoction. If the tongue is red or thick and greasy, it is generally due to yin deficiency, fire and dampness, and aphrodisiac is prohibited.