Sitting On The Floor During Pregnancy. Use a step stool to reach high shelves. During pregnancy it is never very comfortable to sit in one place for longer.
Sitting straight or with a slightly arched back is a good posture to adopt. Sitting with your legs crossed is known to raise blood pressure and can also disrupt blood circulation causing varicose veins. Cobblers pose is a great pose to sit on the floor during pregnancy.
I am only 12 weeks pregnant.
Take off rings if they get too tight on your fingers. This position will increase the blood flow to the legs which can cause swelling. Sleeping in the supine ie laying on your back flat on the floor without pillows is what the original study that Tommys quoted clearly states increases the risk. Here are some of the sitting postures that should be avoided during pregnancy.