The best advice is to vary your tempo, average the speed at which you audience normally speaks, and learn to use pauses for emphasis. Speak so that everyone can understand you, and use correct pronunciation. Important as it is, your voice is but a single component of your overall performance. Not all great speakers have great voices. Content Have faith in your material.
Delivery can make a good speech great, but no delivery style can salvage an empty speech.
Tips for Improving Your Voice Relax Vocal sounds are produced by taking air and expelling it through the trachea across our vocal cords, which are contained in the larynx. Variations in the amount and speed of air expelled result in variations in sound. Muscle tension also has an effect. Nasality, shrillness or screeching, and excessive rates of speech are consequences of tension and stress. If you breathe by raising your shoulders instead of in from your diaphragm, the muscles in your neck and throat will become tense.