The Meaning of Freedom. Columbia historian Eric Foner traces the shifting definition of American liberty in USCâs sixth annual Law and Humanities Distinguished Lecture. November 1, 2007. When it comes to freedom in America, thereâs no single lasting definition, according to world-renowned historian Eric Foner.
The first symptoms of myasthenia gravis may be: 1  Weakness of the eye muscles. 2  Difficulty in swallowing. 3  Slurred speech.
Myasthenia gravis. Myasthenia gravis is a rare long-term condition that causes muscle weakness that comes and goes. It most commonly affects the muscles that control the eyes and eyelids, facial expressions, chewing, swallowing and speaking. But it can affect most parts of the body.