From 5: 00 to 8: 00 pm, physical strength and endurance are the highest peaks in a day, and it is the best time to exercise, which will achieve very good results and be quite beneficial to sleep. 1 At 4 o'clock in the middle of the night, it is the time when most organs of the human body slow down or stop working. It is the time when we can have a full rest. Muscles are completely relaxed, and blood pressure, blood supply to the brain and pulse will gradually decrease. From 5 am to 7 am, the body began to wake up. At this time, you will soon be full of energy after getting up. Especially at 7 o'clock, the secretion of adrenocortical hormone enters a climax, and the immune function is strengthened, which is very suitable for exercise. From 8 am to 12 am, the nerves are most excited, and the memory, heart and enthusiasm are in the best state, so this time is suitable for work, study or travel, and no exercise is allowed. 65438+ 0 pm to 4 pm, especially in spring and summer, people are prone to fatigue and lethargy. It's best to have a rest at this time and don't do too much exercise after lunch. At night, around 10, the body temperature begins to drop, drowsiness will come to you slowly, and the body function tends to be low, which is not suitable for strenuous exercise.