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.
Where is Gettysburg, PA located? In heart of Central Pennsylvania lies historic Gettysburg. Just 10 miles from PAâs southern border it is in close proximity to many metropolitan areas like New York City, Baltimore, Washington D.C. and Philadelphia. In fact, due to its location in the southern part of the state, it is actually closer in distance to Baltimore and Washington D.C. than it is to Philadelphia.