Probably because your back is in the sitting position, and it gets stiff, then when you stand up, your back is transitioning into another position.
laying or sitting for to long and then standing because when your sitting or laying your blood build up inside of you and when you stand it just all comes out
How does the human body react to long periods without sunlight?
laying or sitting for to long and then standing because when your sitting or laying your blood build up inside of you and when you stand it just all comes out
If you stand too quickly after sitting for a while, blood can rush too quickly to your head, causing dizziness and possible fainting. If you stand for too long without moving and lock your knees, this prevents blood flow to the brain and will cause sudden fainting.
By sitting out for a long time with or without being cooked or cross contamination
If you are finding that your legs get so numb that you are unable to stand, you should see a doctor. It is normal to get numb legs from sitting for long periods of time but you should be able to stand up.
never human does not without water
A human can only survive 1 week without water, and 2 weeks without food
No time at all.
Pubic lice can live less than a day without a human host.
10 months in severe pain