Step 13: 2 Geared Motors and Wheels to Fit. It is very important that your motors have gears. You want a slow robot; Go for high ratios, like 120:1 or higher, as a slow robot is so much more fun in the beginning, because you can see what it is doing.
Applying Ice Correctly. Incorporate ice treatment 48 to 72 hours after youâve pulled your hamstrings. The National Health Service in England recommends wrapping the ice in a damp towel and applying it to the injured area for 15 to 20 minutes every two to three hours throughout the day.
A Yusuf Boyd, NASM Elite Trainer , Athletic Training, answered. You should ice injuries for 20 minutes and allow at least 1 hour before icing again. The reason for icing is to decrease inflammation and/or pain in the affected area. The way it works is the ice lowers body temperature around the affected area, decreasing blood flow which in turn helps to reduce swelling.