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Tennis Racket Vibration Dampeners – Do they work? Which ones are the best?

We’ve all seen them. Those colourful rubber widgets fitted to professional players’ racket strings.  Sometimes known as doughnuts, gummies, worms, damps or shock absorbers – we just call them dampeners. But what are they for? Do they help your game? Do they prevent injury? Should you use one yourself? And if so – which one … Read more