Transthyretin amyloidosis is a slowly progressive condition characterized by the buildup of abnormal deposits of a protein called amyloid (amyloidosis) in the body's organs and tissues.
If you play tennis, you may be familiar with the different racket customizing choices you have -- common choices include string type, gauge and tension. Not so common is an inexpensive device called a shock absorber or vibration dampener. These devices have no impact on your performance, but some players can't play without one. It's a personal choice, and if you do use a dampener, its placement must comply with the rules of the International Tennis Federation.
The last part of the swing is the follow through. Like any other stroke, if you donât follow through completely, you will lose power and control. To guarantee a higher tennis serve speed, you should extend forward first and then bring the racket head down on the opposite side of the body as you land inside the court.