What are the 3 types of pull?
- Supermarket Pull System. The most basic and widespread type, also known as a fill-up or replenishment or a-type pull system.
- Sequential Pull System.
- Mixed Supermarket and Sequential Pull System.
- See: Just-in-Time Production; Overproduction.
- Compare: Push Production.
What is the pull-up muscle called?
Pullups use your lats and biceps primarily, while also recruiting your deltoids, rhomboids, and core. These are the muscles you’ll need to strengthen.
Is pull-up harmful?
The primary joints involved in pullups are the shoulder and elbow joints. Any repetitive movement can lead to overuse injury. Performing pullups every day would, in most circumstances, lead to an overuse injury.