Running more miles as a new runner means looking at how many days you run per week, your longest run, and your typical run per day. If you run 3 days per week â 2 miles, 3 miles, and 3 miles â and ready for more mileage, you can start running four days per week. Simply add another day of 2 miles to your schedule.
Myasthenia gravis ( MG ) is a long-term neuromuscular disease that leads to varying degrees of skeletal muscle weakness . The most commonly affected muscles are those of the eyes , face , and swallowing. It can result in double vision , drooping eyelids , trouble talking, and trouble walking. Onset can be sudden. Those affected often have a large thymus gland or develop a thymoma .
Potential Causes of Muscle Weakness. There are many possible underlying causes for muscle weakness. Possible causes include: 1  chronic fatigue syndrome. 2  muscular dystrophy. 3  Graves disease. 4  Guillain-Barre barrÃ©. 5  syndrome. 6  hypothyroidism (hypotonia lack of muscle, tone usually present at). 7  Birth Louâgehrig s.  disease