Many environmental factors can affect eczema, and treating eczema should take these factors very seriously. This is especially true of those substances that come into direct contact with the surface of the skin. Aggravating factors include: 1. Man-made fibers or woolen textiles. Children must wear cotton clothing or clothing that contains as much cotton as possible. 2, biological cleaners or clothes softener Use of non-biological products. 3, irritating foods and drooling Sour fruits such as lemons and tomatoes can cause perioral eczema. Licking lips and drooling can aggravate eczema. Applying petroleum jelly around the mouth has a protective effect and is used: 2-3 times a day, before meals. Infants who drool often have chapped skin around the mouth and lips, chest, and hands. After cleaning with a soft cloth, apply Vaseline or other emollients to these areas. 4, smoking In a closed room, smoke can irritate the skin, it is best not to smoke in the room. 5. Pet problems such as dogs and cats In fact, all furry pets have an effect on the skin of children with eczema. Even if the animals themselves are not around, cats and dogs leave dander everywhere, so eczema children are always under the influence of pets. Avoid letting dogs and cats hang out in the room. If you really need a pet, you can have a goldfish instead! 6. Other practical advice Keep nails short, avoid overheating, use cotton sheets, non-feather pillows, and quilts made of cotton. Good room ventilation is also important. A home room humidifier is good for eczema. Hard water can irritate the skin; using a soft water processor is also good for eczema. Parents should also be aware of some of the problems they may encounter at school and maintain good communication with the teacher. It is best for children with eczema to sit in the middle of the classroom, away from classroom doors, windows, and radiators. Avoid contact with laboratory animals such as Dutch pigs, hamsters, and rabbits at school. Children with eczema should bring their own special soap and moisturizing lotion to school. After good communication with the teacher, the school will take care of these aspects.