With the growth of people's age, the physical function of middle-aged people will not be better than that of adolescence, especially the mental and physical care of the elderly will be slower. Especially in winter, what should the elderly eat for insomnia? Pig's trotters therapy can alleviate the insomnia of the elderly in winter. Pig's trotters, also called pig's feet and pig's hands, have pig's trotters in front and pig's trotters behind. Protein is rich in collagen, and its fat content is lower than that of fat. It can prevent skin wrinkles from appearing prematurely, enhance skin elasticity and toughness, and play a very important role in delaying aging and promoting children's growth and development. Because of this, people call pig's trotters beauty food and delicious food similar to bear's paw. In this regard, health experts recommend dietotherapy and home cooking: eliminating fatigue and driving away insomnia. Here, experts recommend magic hoof therapy to relieve insomnia. Pig's trotters therapy: it can relieve insomnia of the elderly. Because many doctors in the medical field have repeatedly mentioned the therapeutic effects of pig's trotters, acanthopanax senticosus and pig's trotters on diseases, the viewpoint of treating diseases with pig's trotters has attracted much attention and controversy. However, trotters have high nutritional value and can really prevent insomnia. It is proved that glycine in pig's trotters can inhibit the excitability of spinal motor neurons and intermediate neurons, and eating pig's trotters has a positive effect on regulating the functional activities of normal neurons and improving insomnia. In addition, modern nutrition research shows that trotters have a good therapeutic effect on insomnia in the elderly. Regular consumption of pig's trotters is beneficial to reduce the excessive excitement of the central nervous system and improve anxiety, neurasthenia and insomnia.