Running downhill causes muscle damage because of repeated, high-force, eccentric muscle contractions.
Here's how to avoid quad injuries when running downhill.

Running downhill causes muscle damage because of repeated, high-force, eccentric muscle contractions.
Here's how to avoid quad injuries when running downhill.
Short easy run after 4 days off to deal with a gluteus medius injury.
In my new post, I cover how I diagnosed it (confirmed by my PT!), what caused it, and how to keep it from returning.
Save this for when you need it, or share with a runner friend.
It's race day in Rochester, MN!
I'm not aiming for a PB. I'm aiming to keep my goal marathon pace for today's Healthy Human Race Half Marathon.
Höhenweg, Long Run
First long run with my two running buddies for a long time.
We had a very good time together.
It's a start.
The Chicago Marathon, which is Oct. 11, will have four water refill stations on the course this year. The marathon isn’t entirely removing single-use cups. Rather, they are adding water refill stations as an option.
#5KADay 793+ Fri #running 8.33 kms 5’53” on greenway, cooler temps, breezy
3 km warm up negative splits + 1 km faster+break
2 km sprints, break each
~ 2 km fast 5k pace
New shoe kinda forces mid foot position unless sprinting, then force allows full heel/toe roll thru #runningpunks #runchat #runsky
40 minute tempo run this evening. First mile warmup came in on the Garmin as exactly 9:11.0 Seriously? #NeverForget #runchat
Our Garmin 165 Giveaway is live!
Simply join our community and leave a comment for a free entry. It's that simple
New Race Director Spotlight: Vikena Yutz of Project 42 Running 🏃 She directs a 277-mile race across Georgia, has survived a monsoon mid-race and has learned she genuinely cannot make every runner happy (relatable).
Learn more in this full Q&A.
I have qualms about the likely 9th race, so we'll see if I ever get there. It's certainly NOT a priority for me, right now. Boston is tough, but not impossible. I am fortunate to have completed it as a guide runner, but I know that's not feasible for everybody. #RunChat