Since language is an entity that acquires change, it is definitely required that different studies should deal with different aspects of this entity. This is the basic idea which originated different sets of studies recognized a long time ago as different branches of linguistics.
The glide exercise may also be performed by sitting up in a straight chair with your knees bent at 90Â° and then slowly straightening the leg. In patients who have sustained an injury to the sciatic nerve or after low back surgery where they have had involvement of the nerve these glide exercises may desensitize the nerve, prevent scarring and accelerate recovery.
1 Stretch your legs. Stretch both your legs by doing a side split and a regular split. Focus on stretching your standing leg during the split by reaching forward to touch the toes of the lead leg when you're doing the split with that leg in front.  Do a table scorpion.