Hyperthyroidism happens when the thyroid produces too many hormones, speeding up metabolism. Symptoms like weight loss and heart palpitations can lead to serious complications if untreated. Read on to ...

Interestingly, tightness in your neck and shoulders can also stem from weakness in stabilizing muscles, such as those in your arms. This weakness forces the neck muscles to compensate, increasing ...

Some muscles are resistant to the loss of motor neurons seen in patients with spinal muscular atrophy, and new research has ...