assuming the diagnosis (self-diagnosis? ) was correct laryngitis is typically caused by respiratory viruses and these viruses last about a week. the inflammation caused by the virus may last a bit longer and it is this inflammation that often causes the voice changes. restricting your talking will rest these vocal cords and your voice should return to normal soon. if you are not progressively improving it would be wise to see your medical provider or an ent for a careful exam. there are other conditions that can mimic laryngitis. here is some information on laryngitis from here at webmd that i think will answer your question. the webmd answers staff
how long does laryngitis tpically last? . i have typical laryngitis and am wondering how long it will last? my voice went out on saturday and today is wednesday and it's not any better. .