There is a standard of care to be followed that dictates the caution that must be exercised when administering medical spinal manipulation. The medical spinal manipulation can be chiropractic, osteopathic or rendered by other medical or non-medical persons all potentially ending in disastrous results.
Chiropractors are not the only physicians performing cervical spinal manipulative treatment. Actually, non-professionals, layman, and sports travelers are performing spinal manipulative treatment (SMT). Some people do it to themselves.
Stretch your Hamstrings - Lay on your back, thirty times a day in three sets of ten repetitions. Start before getting out of bed, leg straight, circles with your foot.
If you’re going to correct subluxations by manual manipulation you should check the integrity of the structures involved and any other co-morbidities, medications, surgeries, etc.