Elderly people soaking their feet in vinegar can cure insomnia

　　Traditional Chinese medicine believes that vinegar is sour, bitter, and warm in nature. It can activate blood circulation and disperse blood stasis, digest food and resolve accumulation, reduce swelling and soften hardness, and treat ringworm and sores.
　　
　　Western medicine believes that vinegar can regulate the body's acid-base balance, promote metabolism, help digestion and absorption, protect liver and kidney functions and arteries, and can also delay aging, lose weight and beautify the body.
　　
　　Relevant experts believe that soaking feet in vinegar can promote the body's blood circulation, relieve fatigue, help fall asleep, and effectively treat insomnia.
　　
　　But it should be noted that when using vinegar to soak your feet, you must use high-quality edible vinegar, not chemical vinegar. It is recommended to pour 3000 ml of hot water around 60℃ into a basin every night before going to bed, add 150 ml of vinegar and soak your feet. If you persist, there will be benefits.