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.
Background Myasthenia gravis is an autoimmune disease involving the neuromuscular junction leading to skeletal muscle weakness and fatigability. In ocular myasthenia gravis (OMG), the symptoms are confined to the extraocular and eyelid muscles.