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What's proven, and what just gets repeated

Every article cites its sources and carries a label saying how much backing it has. Including the things everyone repeats that have none.

Go slower than you think
Solid evidence Training · 4 min read

Go slower than you think

The number one mistake beginners make isn't training too little: it's running too fast every day.

The first weeks are the most dangerous
Solid evidence Injuries · 6 min read

The first weeks are the most dangerous

Beginners get injured at more than twice the rate of people who've been at it a while. And the rule everyone repeats to avoid it doesn't work.

Your first running shoes
Unsupported belief Gear · 5 min read

Your first running shoes

They're going to run a gait analysis and recommend shoes based on how you pronate. The evidence that this prevents injuries is far weaker than it looks.

Two strength days a week
Solid evidence Training · 5 min read

Two strength days a week

It's the single biggest thing you can do to reduce injury risk. And almost nobody taking up running does it.

Cadence: the one technique tweak with backing
Solid evidence Technique · 5 min read

Cadence: the one technique tweak with backing

Forget about how your foot lands. If you're going to change one thing about your technique, make it shorter, more frequent steps.

Stretching doesn't cure soreness
Unsupported belief Training · 4 min read

Stretching doesn't cure soreness

It's been measured many times and the effect is too small to feel. What does help is something else.

Coming back after time off
Solid evidence Training · 5 min read

Coming back after time off

You lose less than you think and get it back sooner than you fear. What doesn't forgive is picking up where you left off.

Asphalt isn't what will injure you
Unsupported belief Injuries · 4 min read

Asphalt isn't what will injure you

Dirt does cushion more. But when you count actual injuries, the surface doesn't show up.

Nose breathing doesn't make you run better
Unsupported belief Breathing · 4 min read

Nose breathing doesn't make you run better

Breathe however the air comes in. As soon as it gets hard, the mouth wins, and that's fine.

Music is the only free trick that works
Solid evidence Training · 3 min read

Music is the only free trick that works

A little, but measured: you perform slightly better and it costs slightly less. With one condition.