The amount of weakness experienced fluctuates from individual to individual and from hour to hour. Other muscles which may be affected include those of the neck and limbs. With MG, limb weakness is often not symmetrical, one side being weaker than the other. Shoulder weakness is demonstrated by trouble holding up an arm to comb or shampoo one's hair, or to shave or put on makeup. Even though specific muscle fatigue is the hallmark of MG, patients with MG do not often complain of non-specific or general fatigue.
Skin sensation is normal.
The typical untreated patient may feel strong on awakening from a night's rest or a nap, but experiences increasing muscle fatigue as the day progresses. Although MG can be fatal if a respiratory crisis is not immediately treated, normal life expectancy is the rule with proper treatment. MG occurs throughout the world and in all ethnic groups. How it has affected our lives Myasthenia Gravis affects not only the person suffering from the disease, but also other people who are close to them. It has forced me to be a lot less self-centred, and more willing to help her as and when she needs help.