Myasthenia Gravis Support Group
Myasthenia gravis (MG) is a neuromuscular disease leading to fluctuating muscle weakness and fatiguability. The hallmark of myasthenia gravis is muscle weakness that increases during periods of activity and improves after periods of rest. Although myasthenia gravis may affect any voluntary muscle, muscles that control eye and eyelid movement, facial expression, and...

The flip side is that extreme cold is tough too. Your body contracts and the act of shivering uses energy too. Sadly we have to spend our time in weather environments that are not extreme in either direction.
How are you doing now? Any better?