Why is a warm-up so important?

Warming up is a way of preparing your body for exercise. As your body temperature increases you'll loosen your joints and increase blood flow to your muscles. That means less stress on joints and tendons. Warm, well-lubricated joints prepare the body to execute sudden and/or explosive movements with ease.

To prepare you for the assignment your about to receive

Making sure the equipment is cleaned daily and insuring proper hygiene is kept up with the working staff.