Low energy, easy fatigue, consider the body in a state of subhealth. First of all, it is recommended to change the bad habits and make sure to rest on time. It is recommended to eat a light diet, and make sure to eat more fresh vegetables and fruits. Appropriate supplement nuts, such as peanuts and pine nuts, because they are rich in sufficient nutrients, which are good for brain cells. Secondly, it is recommended to eat more protein-rich foods, such as lean meat, eggs, milk, fish, shrimp, etc. Finally, it is recommended to participate in physical exercise, especially aerobic physical exercise. If you are a woman, you can practice yoga, make sure not to smoke, drink alcohol and stay up late, which will slowly change the subhealthy state of your body. If the symptoms are not relieved significantly after lifestyle changes, it is recommended to check thyroid function as well as liver and kidney function to exclude organic lesions.