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.
How to Hit a Kick Serve in Tennis. Let tennis pros Joe Perez and Kirk Moritz teach you how to hit a kick serve in this Howcast video. Kirk: Hitting a kick serve in tennis. A lot of times you might use it as a second serve because itâs a high margin spin. The ball will clear the net by an ample margin.