Go to the supermarket to buy a bag of lemons.
When you need to sit and write for a long time, take a big teapot and soak a few pieces.
It can detoxify and expel oil faster and whiten the skin.
I used to sit like you for 4 5 hours.
Later, I was pregnant, too
Accidentally went to the food market. An aunt taught me.
I think it is important to pay attention to good results.
Never drink sweet drinks while sitting, especially soft drinks and sweet milk.
I hope it works for you.