Cushions and seating are powered or non-powered devices placed on a wheelchair or other seating surfaces. They utilize air, fluid, foam, gel, water, wool or a combination of these components to distribute pressure and reduce friction and shear forces.
PNF stands for Proprioceptive Neuromuscular Facilitation. This type of stretching is often referred to as partner stretching because two people are needed to perform the movements. There are many forms of PNF, but most involve an isometric hold followed by a static stretch of the same muscle group.
The straddle splits is also known as the middle splits and can be very difficult to achieve. It requires a lot of flexibility in your legs which can only be achieved with practice. Remember to always warm up your body and take advantage of yoga poses to help your body prepare for the intense stretch.