Why to Use Gesture?

Gestures allow individuals to communicate a variety of feelings and thoughts, from contempt and hostility to approval and affection, often together with body language in addition to words when they speak. Gesticulation and speech work independently of each other, but join to provide emphasis and meaning.

Why is gesture important in speech?

Gestures make you a better speaker

The movement draws attention to what you're saying and draws attention to the important parts of your speech. Hand gestures often help to emphasize certain points of speech and strengthen the speaker's message as well.

What is the proper use of gesture?

Gesturing should be purposeful and deliberate; you can always tell an inexperienced speaker by the way he moves his hands (or doesn't move his hands, as the case may be). Dead giveaways are hands in the pockets, behind the back, or—to the other extreme—waving them wildly, which is very distracting.