Being able to move their limbs against gravity results in the ability to assist with repositioning themselves whilst seated in supported seating. This ability is however momentary.
The person can sit for 3 to 4 hours in supported seating.
The longer duration requires pressure care, provided by shifting the weight over boney prominences. Exercising and doing activities while sitting prevents the problem.
Prevent bone deterioration and protect skin integrity by sitting in standard chairs with arms for only short periods of time, several times a day. The person may not pay attention to exercises or activities without head support.