Video: Marathon training for speed endurance

As part of an ongoing series, fitness expert Leena Mogre shares tips on how to train for the upcoming Mumbai Marathon.

So far, Mogre has provided tips on stretches for the upper body, stretches for the lower body, lower body endurance and mistakes to avoid while preparing for the marathon.

Today, she gets Kalpesh Vinerkar, a national level athlete in the 400 metre sprint, to demonstrate just how you can build your speed endurance.

Video: Hitesh Harisinghani