Hoarseness can be caused by talking too hard, chronic laryngitis, and vocal cord nodules. 1. Speaking too hard: Speaking too hard and using your voice too much can lead to excessive congestion and edema in the throat, causing the vocal cords to become congested and edematous, resulting in hoarseness. 2. Chronic pharyngolaryngitis: chronic pharyngolaryngolaryngitis leads to the free edge of the vocal cords and the hypertrophy of the ventricular zone, resulting in the incomplete closure of the vocal folds, and hoarseness occurs when you speak loudly. 3. Vocal cord nodules: long-term excessive use of the voice, speak inappropriate voice, etc. lead to vocal cord nodules, the surface of the vocal cords will grow into a small nodule-like swelling, appearing as soon as you speak loudly on the hoarseness of the situation. It is recommended to take sufficient rest, change the way of speaking and avoid speaking loudly. If the hoarseness can not be relieved, you should consult a doctor in time, under the guidance of the doctor to improve the examination to clarify the diagnosis, targeted treatment.