After it is injected in the muscles, the nerve signals that explain to the muscles to contract are blocked. As a result, the muscles come to be briefly paralyzed or weakened. Porta M. A comparative trial of botulinum toxin type A and methylprednisolone to the treatment of myofascial soreness https://codymwflu.nytechwiki.com/10606814/everything_about_botulinum_toxins_in_humans