People with a pleural effusion may experience the following symptoms: 1  Shortness of breath. 2  Dry cough. 3  Pain. 4  Feeling of chest heaviness or tightness.
But why do you need braces spacers and why spacers hurt so much? The answers are right here. Once you decide on getting braces, the first thing your dentist do is place spacers back in your teeth. Braces spacers are placed mainly to create enough room for the anchors used to join the braces. The role of anchor is to slide over your back teeth smoothly and get attached to braces for extra support.
Retainers: Retainers are used to keep teeth in place once braces are removed. It takes time for your teeth to settle into their new position. By wearing a retainer, you can prevent your teeth from shifting. Some retainers may be removable. Others are fixed -- bonded behind your teeth.