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.
/acefit/healthy-living-article/60/1478/why-do-muscles-tighten-up Tight muscles are not only frustrating and painful, but can also limit movement. Worst of all, they can make it harder to stick to your exercise program.Knowing how to manage and prevent tight muscles will help keep you exercising.acefit/healthy-living-article/60/1478/why-do-muscles-tighten-up Tight muscles are not only frustrating and painful, but can also limit movement. Worst of all, they can make it harder to stick to your exercise program.