Nervous system conditions that can cause muscle twitching include: 1  Amyotrophic lateral sclerosis (ALS-Lou Gehrig's disease). 2  Neuropathy or damage to the nerve that leads to a muscle. 3  Spinal muscular atrophy. 4  Weak muscles (myopathy).
Confidence votes 1.6K. Philadelphia is a city located in the state of Pennsylvania. On the north eastern side of the United States of America.In Pennslyvania.oston is in Massachusetts, Philadelphia is in Pennsylvania, and New York City is in New York State.
Philadelphia is a TERRIBLE place to live. I have been in Philadelphia, PA for my entire life. I was born here, went to college here, married and had a family here. If you are in search of a clean, peaceful, safe, friendly environment, this is NOT the place to be. You have been warned. 1 Replies.