Speaking out loud makes your voice hoarse, which may be caused by inappropriate or excessive use of the voice, acute laryngitis, vocal polyps, etc., and requires targeted treatment according to the cause of the disease. 1. Inappropriate or excessive use of voice: If you speak loudly or excessively for a short period of time, your vocal cords will be overactive, causing congestion and swelling of the vocal cords, resulting in a hoarse voice. Generally speaking, most of them can recover by themselves by resting and abstaining from speaking. 2. Acute laryngitis: most cases of acute laryngitis consider viral or bacterial infections, resulting in the main symptoms of sore throat, cough, hoarseness, dyspnea. Speaking loudly will lead to hoarseness, need to give anti-infection, I nebulization and other symptomatic treatment. 3. Vocal polyps: due to long-term excessive vocal polyp growth, the vocal folds closed incomplete, resulting in hoarse voice symptoms. If the vocal polyp is large, surgery is recommended to remove the polyp in order to relieve the symptoms of hoarseness. You should go to the hospital in a timely manner to clarify the cause and target treatment.