This looks exhausting 😳 (via @Juste Mukiza) #run | running

Easy runs/ “zone 2” runs are a great way to build aerobic endurance and get better at running further distances. Over a long period of time, this will help you get faster because you’re gaining endurance and getting better at running! If you want to get faster faster, mix in/prioritize speed workouts that are uncomfortable… that’s where progress will be made. #runmore #runningtips #runfaster #marathontraining