Children’s heavy sweat odor may be related to poor hygiene, diet, genetics and so on. 1. Poor hygiene: children’s metabolism is relatively strong, relatively more sweat. And if you don’t pay attention to timely bathing and cleaning, and don’t change clothes in time, it’s easy for bacterial infection to occur, and the odor of sweat may appear. 2. Diet: children with heavy sweat odor may also be related to diet, such as eating garlic, onions and other heavy odor food. 3. Heredity: part of the sweat odor may also be related to heredity, if their own body sweating more, while with the role of bacteria, will occur, such as fox odor. It can be seen that children should pay attention to hygiene, timely bathing and change of clothes, avoid eating heavy odor food, if it has not been relieved you can seek medical treatment.