Suffering from neck  spasm from February Mri of brain and neck are done..neck mri shows straightening of cervical due to muscle spasm...was fine in March and April In May again with a jerk there was mild pain in neck and shoulder on left side...but the main problem is that after walking for a while I feel numbness in my feet and  imbalance.Grip is fine doin few prescribed exercises without any problem Also have headache/light headedness