WebMD Symptom Checker helps you find the most common symptom combinations and medical conditions related to palpitations (fluttering in chest). Click on the combination that matches your symptoms to find the conditions that may cause these problems.
Nerve agents are a class of phosphorus-containing organic chemicals (organophosphates) that disrupt the mechanism by which nerves transfer messages to organs. The disruption is caused by blocking acetylcholinesterase, an enzyme that normally destroys acetylcholine, a neurotransmitter.
VX gas is one of the most dangerous chemicals created by man. VX gas is an aerosoled chemical warfare agent derived from the oil-based VX. In the film The Rock, it was that green liquid that the terrorists threatened San Francisco Bay with.