How long does myocarditis last?

Myocarditis is divided into infectious and non-infectious, infectious myocarditis is often caused by pathogen infection, non-infectious is mainly caused by autoimmune factors, allergies and other reasons, myocarditis is mainly symptomatic treatment, mainly rest, patients need to rest for 3 to 6 months, prognosis and the patient's immune status and myocardial damage degree.