The cause is frequently unknown. Hypertrophic cardiomyopathy is often and dilated cardiomyopathy in a third of cases, is inherited from a person's parents. Dilated cardiomyopathy may also result from alcohol, heavy metals, coronary heart disease, cocaine use, and viral infections.
Consider the number of reps. You can also confuse your muscles by increasing or decreasing the number of repetitions you do during any given exercise. For example, if you normally do 12 repetitions, do 15 or 18 repetitions, but with a lower weight than you would normally use.
Q: What is a muscle knot, and can massages get rid of them? It's not entirely clear what causes muscle knotsâbut your muscles don't literally get twisted and tied. Experts think that these muscle adhesions (also called myofascial trigger points) likely result from repeated tension and overuse in a specific area. Hot spots for tightness are the neck, shoulders, and back. Clenching your muscles out of stress or anxiety can create knots, or they can develop due to an injury, poor posture, or even long periods of inactivity. Massage is in fact one of the best ways to release the tension.