Hair loves to be oiled. The care products you use contain silicone oil. Long-term use will lead to scalp hair follicle blockage, so it will often produce oil.

You have oil on your face. Maybe you have oil inside and outside, so you should refresh and replenish water, and don't use too nutritious skin care products.

If the humidity is heavy, you can go to the health center to take a wet bath and eat less pork.