China traditionally pays attention to cover the confinement, without blowing or catching cold. In the closed and dirty air, people's mood will be extremely depressed. It is recommended to open the window for half an hour every day. During this period, the mother can move to other rooms to rest. Every day when the sun is warm, you can bask in the sun on the bay window. Pregnant women are short of calcium, so let's watch the scenery by the window.