It may be short-term cerebral blood supply deficiency after excessive exercise. Because exercise causes cerebral vasospasm, dizziness, nausea, vomiting, abdominal distension and other symptoms, generally mild.

Generally, those who don't need treatment need more rest, avoid sweating too much, and drink more water, so they can return to normal on their own, so don't worry. If it is serious, they need to go to the hospital for targeted treatment.