The weather is not very hot, even if you sit still, you will sweat.

Generally, this situation is caused by physical weakness. And eat more foods that replenish blood and qi.

It is suggested to increase nutrition and eat more foods that replenish blood and qi. It's a kind of exercise to enhance physical fitness. Drink more water and eat more fruits and vegetables. As far as the weather is concerned, it's not very hot up there. It means that you will sweat if you sit still. I hope it helps you, and I wish you health!