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.
Muscle weakness is the main symptom of myasthenia gravis. The eye and facial muscles and those that control swallowing are commonly affected. The symptoms of myasthenia gravis can come on suddenly, but it may take some time before the condition is correctly diagnosed.