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.
After those three days however it is effective in relaxing painful muscle spasms and relieving tension in the ligaments and muscles. To ice your back, wrap a cold pack, bag of ice, or even a bag of frozen vegetables in a thin towel and apply it to your injury for 15 â 20 minutes. Allow your skin to return to normal temperature before you begin to ice again. Never apply ice directly to your back.