First aid in case of strain and strain?

If you're looking for the first aid procedure for a strain then the imediate first aid is an ice pack applied for 10 to 15 minutes this will reduce the severity of the damage I.e swelling and bruising if it is a limb or if possible elevate the injured area to above heart level this also can help. Once you've done this try not to use the injured area until You seek professional assessment of the injury to ensure you know what the injury is and how best to recover.