According to various studies, people sleep most on their sides rather than their back or their stomach. The most common position to sleep in is the fetus position, which is on your side.
digestion
The left hemisphere, or side of the brain controls the right side of the body and the right hemisphere, or side controls the left side of the body.
If by "left brained" you mean, has a dominant left cerebral hemisphere, most people have dominant left cerebral hemispheres, which is why most people are right handed (note that the left cerebral hemisphere controls the right side of the body; the nerves cross to the opposite side). In a sense, I can agree with your statement, because most people actually are terrible at writing. But it isn't their left cerebral hemispheres which are to blame. It's just that most people don't care enough about writing to learn how to do it well.
your stomach is on the left side of your body
The heel of the foot is on the DORSAL side of the body.
You can sleep in one direction, however most people toss and turn in the night.
This varies person to person. Some people sleep on their side, face, and/or back. It's all based on the contour of your body and where you find most comfort.
You might stop drooling in your sleep if you sleep on your back. Most people who drool in their sleep are laying on their side or on their stomach.
sleep with ur body straight and hand palm up by the side
digestion
It is reasonable but most people shift around when they are asleep in bed.
Toward the end of pregnancy people women usually find it more comfortable to sleep on their side and may find that sleeping on the left side helps with swelling of the legs. There really isn't a dangerous way to sleep so, especially early on, you should sleep however you are most comfortable.
most people eat their corn side to side, about 67% of people
South - best East - good west - bad North - Worst
left side
Some people snore or have sleep apnea only when sleeping on their back. Such people can eliminate or reduce airway blockage simply by learning to sleep on their side.
it doesnt matter what side but when someone is pregnet it is best to sleep on your side