I had the great good fortune to be in Chicago to see Brigid Kosgei set a new women’s marathon world record–in fact, to smash Paula

Would you like to know how to run? Simple. Just look at the two fastest male marathoners of all time and you can see exactly how it’s done.

Plantar fasciitis or fasciosis, achilles problems, runner’s knee, lower back pain… improving your form by working to change your

Have you ever tried to go for a run after getting off a plane? Your feet probably hit the ground twice as hard as usual, your legs felt heavy

Abs were the focus of my analysis of the finish of the men’s race in Boston, and it turns out they’re also a key point of interest in the

Footstrike, armswing, how they won and why they didn’t–here’s the running form version of the 2019 Boston Marathon story. The

Lately as I’ve interviewed runners who want to work with me, I’ve heard a lot of stories that end with the phrase “…and

The responses to my last two posts on how to run well on a treadmill have made it clear that runners of all kinds and levels agree on one thing:

In the last post I explained why treadmill running can feel so unnatural and what good treadmill running form looks like. But there’s more

It’s much harder to have good running form on a treadmill than on solid ground. The lack of wind resistance changes your muscular effort and

Today I have just a few thoughts for you about the running form in the elite field in the 2018 Chicago marathon. Mo Farah’s form showed

It seems I moved from Germany to California two months too soon. Had I still been there on September 16, 2018, I would have been out on the streets

The past two weeks I’ve covered the 2 major effects sitting in chairs has on your running. The first–trouble extending your hips

Nothing you do in your life affects your running as powerfully as spending eight or more hours a day sitting. Last week I explained the effect