If the high blood sugar patient sweats a lot due to high temperature and other factors, there is generally no adverse effect, pay attention to replenish water, avoid heat stroke. High blood sugar patients sweating more if taking hypoglycemic drugs caused by hypoglycemia, is a bad situation, will damage the health, high blood sugar sweating good need to be analyzed according to the specific circumstances. Sweating in hot weather is a natural physiological phenomenon, too much sweating can lead to dehydration in the body, at this time pay attention to replenish water can be; some patients with high blood sugar with excessive use of hypoglycemic drugs leading to hypoglycemic episodes can be caused by sweating, this situation may cause adverse consequences, the need for timely supplementation of sugar, consult a physician to adjust the use of medication. There are many reasons for hyperglycemia sweating, so it is recommended to consult a professional doctor for a clear diagnosis and follow the doctor’s instructions.