Dizziness and nausea after strenuous exercise may be a normal physiological phenomenon, but also may be caused by high blood pressure, low blood oxygen, low blood sugar.
1. Normal physiological phenomenon: strenuous exercise itself belongs to a state of stress, the spirit continues to be in a state of tension, in the state of sympathetic excitation and a series of other manifestations, may also appear dizziness, nausea and vomiting and other symptoms.
2. High blood pressure: strenuous exercise will make the body’s blood pressure, blood pressure on the walls of blood vessels, and even local cerebral vasculature spasms, resulting in dizziness, nausea and vomiting performance.
3. Low blood oxygen: patients in strenuous exercise, the body’s oxygen consumption will increase dramatically, and a lot of sweating will make the body effective blood volume drop, resulting in insufficient oxygen supply to the brain tissue, so there will be dizziness, nausea and a series of symptoms such as vomiting.
4. Hypoglycemia: hypoglycemia refers to the plasma glucose level drops below normal, long time strenuous exercise will consume a lot of blood sugar, which leads to dizziness, nausea and vomiting symptoms.
It is recommended that patients with symptoms of dizziness, nausea and vomiting after strenuous exercise, to exclude physiological phenomena, can go to the hospital for treatment.