Physical therapist assistants (PTAs) work as part of a dynamic healthcare team. Assistants help physical therapists maintain therapy facilities and monitor patient progress, while also helping patients by assisting them on difficult movements and instructing them on how to use walking aids.hysical therapist assistants (PTAs) work as part of a dynamic healthcare team. Assistants help physical therapists maintain therapy facilities and monitor patient progress, while also helping patients by assisting them on difficult movements and instructing them on how to use walking aids.
Tired Eyes. Tired eye is another term for what is commonly known as eyestrain â when eyes feel achy, weak, or heavy due to intense use. It is not a disease, and does not require medical treatment â but it never hurts to know how to prevent it. Tired eyes can come from any number of activities.
âThere are tiny muscles inside your eyeball that change the shape of your eyeâs lens in order to bring whatever youâre seeing into focus,â Dunaief explains. After hours of sitting in front of your computer screen, those muscles can grow tired from focusing on a single fixed point. âIn some cases, those muscles become so fatigued that your eyes can no longer focus,â Dunaief adds. He says research has also shown that when reading or working online, people tend to blink less.