14 Products Every Marathoner Should Own, According to Pro Runner Emily Sisson

Headspace App ($13 per month)

You would think it'd be easy to wind down in the midst of marathon training, given how exhausted your body often is. But Sisson knows all-too-well that sometimes your body and mind are buzzing after a hard workout, or with the anticipation of the upcoming race. Sisson likes to use Headspace to quiet her nerves leading up to big races, including the Olympics and Olympic Trials.