Patients are always dizzy when taking a bath, mainly consider the following reasons: 1, related to the individual’s physique, patients who usually have low blood pressure or poor physical quality, the peripheral blood vessels expand in the hot and stuffy environment, which will make the effective circulation of blood insufficient and lead to insufficient blood supply to the brain, patients are prone to dizzy symptoms. In this case, it is recommended that patients must reduce the total length of the bath and try to wash as quickly as possible; 2. Patients always have symptoms of dizziness when bathing, also consider that there may be a hypoglycemic reaction. If the patient is fasting when bathing, it is easy to lead to excessive blood sugar consumption, when hypoglycemia will appear dizziness, panic, cold sweat, palpitations and other symptoms, this situation should avoid fasting bath.