There is no direct relationship between hives and staying up late, but if you stay up late for a long time it may lead to disorders of the body’s immunity, which can induce hives.
The causes of urticaria are more complex, and are related to food allergies, infections, medications, inhalation or skin contact with allergenic substances, mood swings, and autoimmune diseases. Staying up late has no direct correlation with the onset of urticaria, but some patients who stay up late for a long time may lead to endocrine and immune disorders, which may induce urticaria.
The appearance of urticaria should seek medical treatment in a timely manner, under the guidance of the doctor reasonable use of medication. Daily should ensure sufficient rest time, avoid staying up late for a long time, avoid suspected allergens or triggering factors.