Baby temperature 37.5 ℃ is a low fever, you can give him physical cooling, such as the head of the paste on the fever patch, warm water bath or warm water soak feet, wipe the palms of the hands, feet, these can help reduce fever. Drink plenty of water, try to increase blood volume, sweat more, urinate more, which can help lower the fever. Finally, we should also take a look at the child’s accompanying symptoms, such as whether there is a cough, runny nose or sore throat, if there are these symptoms, it is a respiratory tract infection, you can take oral pediatric Chai Gui fever granules, blue scutellaria oral solution or Pu Di Lan anti-inflammatory oral solution, these can be antiviral to reduce the low fever. What method is usually about 3 days to see the effect, if the body temperature soon normalized, it proves that the disease is getting better. If you have a high fever this time, you need to go to the hospital for further examination.