1. I think this is a reaction that the functional level of the respiratory organs of the body can't adapt to strenuous exercise. Poor breathing rhythm causes insufficient oxygen supply in the body and dizziness.
Sometimes taking part in strenuous exercise too early after illness, taking part in exercise after fatigue or taking part in sports or competitions under the condition of insufficient sleep will cause a series of symptoms such as dizziness and headache.
It should be noted that people who did not have dizziness and fatigue during exercise now have these symptoms, accompanied by loss of appetite, poor sleep, shortness of breath, sweating, increased blood pressure and decreased sports performance, so they should be vigilant.
2. There are symptoms such as dizziness and dizziness. It may be related to the lack of calories in the body and the decrease of blood sugar content. Symptoms appear after a period of exercise or at the end of exercise, especially when the outside temperature is too high or too low.
Therefore, taking part in long-term exercise in a hungry state is prone to dizziness, fatigue and sweating.