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.
1 Repeat this exercise several times, then switch to the other side. 2  Strengthen your hamstrings with step-ups. 3  Stand in front of a raised surface and practice stepping up with one foot, then the other. 4  Repeat on both sides. Take a big step forward with your left foot, and lower your body toward the floor until your left leg is bent at a right angle. 2  Your back knee will lower until it is nearly touching the floor. 3  Repeat this exercise several times, then switch to the other side. 4  Strengthen your hamstrings with step-ups.