For most people, a normal resting heart rate is between 60 and 90 beats a minute, Coyle says. Athletic training can lower that rate by 10 to 20 beats per minute.. But if you have a lower resting heart rate than someone else, don't assume that you're in better shape than them, or vice versa.
Repetitive motion disorders (RMDs) are a family of muscular conditions that result from repeated motions performed in the course of normal work or daily activities. RMDs include carpal tunnel syndrome, bursitis, tendonitis, epicondylitis, ganglion cyst, tenosynovitis, and trigger finger.RMDs are caused by too many uninterrupted repetitions of an activity or motion, unnatural or awkward motions such as twisting the arm or wrist, overexertion, incorrect posture, or muscle fatigue.MDs include carpal tunnel syndrome, bursitis, tendonitis, epicondylitis, ganglion cyst, tenosynovitis, and trigger finger. RMDs are caused by too many uninterrupted repetitions of an activity or motion, unnatural or awkward motions such as twisting the arm or wrist, overexertion, incorrect posture, or muscle fatigue.
Symptoms, diagnosis and treatment. The most common symptom or sign of a muscle disorder is weakness, although muscle disorders can cause a number of symptoms, according to Schabbing. In addition to weakness, symptoms include abnormal fatigue with activity, as well as muscle spasms, cramping or twitching.chabbing said. There are many types of peripheral neuropathies that can be secondary to other medical conditions, such as diabetes, or due to a variety of other causes, including toxins, inflammation and hereditary causes, he said. Motor neuron disorders affect the nerve cells that supply muscles, Schabbing said.