Whether in the north or south, air conditioning is used in winter. Nowadays, air conditioning can emit warm air during winter, keeping the indoor environment warm. Some families have young babies and are worried that blowing too much air conditioning will have a negative impact on their health. So, what are the disadvantages of blowing air conditioning on babies in...

　　A 50 day old baby should be in a state of good food and sleep. At this time, the baby should sleep for about 16 hours a day, and most of the time should be in sleep. But some people find that their babies have poor sleep, often waking up or staying up late, and their daily sleeping time is...