If you have ever tried to troubleshoot internet issues – such as slow Wi-Fi – you’ve likely run an internet speed test. These tests measure several metrics with varying values, which can be confusing ...

A common symptom of myasthenia gravis is eyelid ptosis. Often, the edrophonium test is negative, particularly in ocular myasthenia gravis. Myasthenic weakness is often improved by cold.

Medically reviewed by Smita Patel, DO The Tensilon test was discontinued in the U.S. in 2018. It was performed to help ...