Fructus Lycii, Fructus Rubi and dried Rhizoma Dioscoreae can be soaked in water together, and Fructus Jujubae and Herba Epimedii can also be added. Medicine is on the one hand, and exercise is also necessary. Otherwise, the iron body will be hollowed out and kidney yang will be injured, resulting in a decline in physical condition and even a shortened life span. Grasp moderation.