Itchy body in summer may be physiological reasons, seasonal allergies, mosquito bites, improper skin care and other reasons, need to be analyzed on a case-by-case basis. 1. Physiological reasons: the summer weather is relatively hot, which may cause the body to secrete more sweat, causing the skin to be stimulated by certain symptoms of itching. 2. Seasonal allergies: If the skin is allergic to certain substances in the summer, such as pollen, dust mites or mold spores, etc., when the skin is in contact with it, itching, rashes, pain and other symptoms may occur. 3. Mosquito bites: summer mosquitoes, insects, mites are more, if the environmental sanitation conditions are poor or long-term stay in the flowers, grass more places, will be easily bitten by mosquitoes, causing toxin reaction, the phenomenon of itching. 4. Improper skin care: If the number of baths in the summer is too frequent or scrub the skin vigorously with a scrubby towel, it may lead to damage to the skin barrier, causing the skin to appear dry and itchy. Summer itchy patients should go to the hospital in a timely manner, a clear diagnosis, receive standardized treatment.