A back spasm involves a sudden, involuntary muscle contraction that can be set off by something as routine as lifting a bag or sitting for too long. Muscle fatigue, dehydration, and nerve irritation ...

or dehydration, persistent muscle spasms can sometimes be linked to neurological, musculoskeletal, metabolic, postural, or stress-related medical conditions.

Feeding your baby should be a peaceful and bonding time, but it is often physically demanding. You may feel a sudden strong tug in your lower back, a sharp spasm near your shoulder blades, or ...