Myasthenia gravis, is a disease that can't be cured treatment may help but it won't sure the disease.
The condition is caused by a breakdown in communication between nerves and muscles.Symptoms include weakness in the arm and leg muscles, double vision, and difficulties with speech and chewing.Medications, therapy, and surgery can help.
What property makes the normal pacemaker region of the heart function as a pacemaker? The property of the normal pacemaker region is able to provide a normal setting for the heart to beat. It allows the heart to beat at a regular rate.