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).
Important Sleeping Tips During Third Trimester: While the above-mentioned symptoms are temporary and will nag you only for the last trimester of your pregnancy, you can still tackle most of them by yourself and get a good nightâs sleep. Follow these simple tips to avoid bad sleeping position during pregnancy third trimester. 1  Use pillows and cushions to get into a comfortable position during sleep. If possible, invest in a curved pregnancy pillow that is available in leading maternity stores.