The most dangerous drug in the world: 'Devil's Breath' chemical from Colombia can block free will, wipe memory and even kill. 1  Scopolamine often blown into faces of victims or added to drinks.
To summarize, it appears the best position is left side, followed by right side. After 16 weeks it's best not to sleep on your back, and you probably won't sleep on your stomach. (One way to avoid sleeping on your back is to sew a tennis ball into the back of your pajamas; this works for people who snore, too).
Report Abuse. People should not sleep on their stomach in general. It is a bad position that involves resting your neck side ways which in long term can mess up your neck and distort your spine. You should stop laying on your stomach as of right now especially now that you are pregnant. I know it's tempting but it is for your own good. Perhaps find other ways to be more comfortable when sleeping. teefah09 Â· 8 years ago.