How fast the heart beats depends on the body's need for oxygen-rich blood. At rest, the SA node causes your heart to beat about 50 to 100 times each minute. During activity or excitement, your body needs more oxygen-rich blood; the heart rate rises to well over 100 beats per minute.Medications and some medical conditions may affect how fast your heart-rate is at rest and with exercise.ou can tell how fast your heart is beating (your heart rate) by feeling your pulse. Your heart-rate is the amount of times your heart beats in one minute.
Look straight ahead. When sprinting, you can use the motion of your arms to help you sprint faster. You should keep your shoulders and arms relaxed during any type of running; many runners hunch their shoulders, drawing them up towards the ears.Tension of this sort in the shoulders causes muscle pain and slows you down.rop your shoulders away from your ears and keep your hands open with the fingers curled slightly. Allow your arms to move back and forth in rhythm with your legs. Your arms should be moving back and forth in a straight line. Side to side movement slows you down.
Tips. 1  Take long strides to cover more ground. 2  This is a fast race, so you have to run fast. 3  Good form is essential. 4  Try to run on your toes. 5  Keep your knees up high and pump your arms! 6  Keep breathing! 7  For the first 50m run really fast then after that sort of slow down but take longer strides. 8  Start off with a slow jog as this will help you ...isten for your commands. 1  There are generally 4 commands: stand in your lanes, runners to your marks, set, and then the gun. 2  When the starter says stand in your lanes, relax, and if you have a little ritual, do it now. 3  When the starter gives the next command, get down into a ready position, and relax.