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 in the Eastern Time Zone. Pennsylvania is one of 17 states in the USA included in this zone, which is five hours behind Greenwich Mean Time. Philadelphia is in the Eastern Time Zone. Pennsylvania is one of 17 states in the USA included in this zone, which is five hours behind Greenwich Mean Time.