Sports: Age 17

5 illustrated Sports lessons for Age 17.

The baton changeover In a 4 × 100 m relay the baton must pass between two runners inside a marked zone while both are moving fast. …
Checking Your Pulse While Running While jogging at a steady pace, pressing two fingers against the wrist lets a runner feel each heartbeat. Coun…
Fast and Easy Lanes on the Track A runner can change how long the hard effort lasts and how long the easy recovery lasts. Different lengths of …
Forest Checkpoints A runner moves through a forest with a contour map and a thumb compass. A purple line links a triangle start, …
Limits on a runner's pace VO2 max sets the highest rate your body can use oxygen during hard exercise. The lactate threshold is the inte…