Will cracking my neck cause me problems in the future?

Cracking your neck.: Negative effects of cracking your own neck including ligamentous lax. Over time, as you do this, your ligaments with stretch and won't do a proper job supporting your cervical vertebrae. This will make you more susceptible to whiplash injuries. Having a professional crack your neck involves isolating a specific joint to 'crack' which will prevent this laxity in the ligaments.

No: Only problem is earach from people suggesting that it is a problem.