Sore Neck Causes More Condition_symptoms What's Causing My Headaches & Sore Neck After Running?

What's causing my headaches & sore neck after running? - sore neck causes more condition_symptoms

I just started a program in an effort to lose weight and be healthy. I began to miss and I think these days, I have a headache and neck pain after running. He stayed with me all day, until I sleep. Advice and suggestions on what it does or how to get rid of it?