Parkinson's disease causes tremors.
Monstress may refer to  :. Monstress -LRB- character -RRB- , a comics superheroine. Monstress -LRB- comic book -RRB- , a 2015 comics series by Marjorie Liu. Monstress -LRB- short story collection -RRB- , a 2012 collection by Lysley Tenorio