There are several diseases that are easy to get in summer: 1. Intestinal infection in summer: 1. Acute gastroenteritis: In summer, the temperature is high, food goes bad quickly, and bacteria are easy to multiply, so the incidence rate is high, mostly salmonella infection, and children, the elderly and the weak are prone to this disease. 2. Bacterial food poisoning: Acute toxic gastroenteritis and other symptoms caused by eating food contaminated by bacteria and their toxins are called bacterial food poisoning. 3. Bacillary dysentery: an intestinal infectious disease caused by Shigella, with purulent inflammation of colon as the main pathological change and systemic poisoning symptoms, abdominal pain, diarrhea, bloody stool and acute diarrhea as the main clinical manifestations. 4. Cholera: A serious intestinal infectious disease caused by Vibrio cholerae. 5, hand, foot and mouth disease: enterovirus infection. 2. Insect-borne infectious diseases in summer: natural focus diseases spread through the media, and common infectious diseases such as Japanese encephalitis, plague, Lyme disease, malaria and dengue fever are more harmful. Third, susceptible to skin diseases in summer: 1, light-induced skin diseases; This is caused by the strong reaction of the human body to sunlight, which is more common in people with fair skin. Exposure to the sun for a long time will cause redness and even blisters on the back of the hand and face, which is called photosensitive dermatitis. 2, sweat disorders skin diseases in high temperature weather, the skin "breathing" is difficult, sweat excretion is not smooth, so skin diseases are formed in the skin, such as miliaria, sweat herpes, sweat gland cystoma and so on. 3, microbial infection skin disease: sweat soaked skin, dust adhesion, easy to cause staphylococcus, streptococcus and fungal infections, easy to cause folliculitis, pustulosis, sweat spots and so on. 4, contact dermatitis, etc. Fourth, other diseases: 1, cold: high outdoor temperature in summer. If you suddenly enter a low-temperature air-conditioned room, the temperature difference between hot and cold is large, which is easy to cause a cold. 2, heatstroke: working or staying in a high temperature environment for a long time, without timely replenishment of water, will cause heatstroke. 3. Air conditioning syndrome: It is because the low temperature environment in the air-conditioned room can stimulate the body, cause skin sweat glands and the body, make skin sweat glands and sebaceous glands contract, block the mouth of glands, make blood flow unsmooth, and make nerve regulation disorder, thus producing a series of syndrome groups.