Sentences with «same position for long periods of time»
However, small children should not be motionless in the same position for long periods of time. (babywearingschool.com)
If a baby's head is left in the same position for long periods of time, the skull bone plates might move in a way that creates a flat spot. (mayoclinic.org)
Young babies should not sit or lie still in the same position for long periods of time. (babybjorn.ca)