Doug Tumen Quotes

You should increase weekly mileage no more than 10 percent. If you run 20 miles this week, then you should run no more than 22 next week. - Doug Tumen

Swimming and biking helps gives your body a break. - Doug Tumen

If you run every day at race pace you're going to get hurt. - Doug Tumen

I would encourage people to start slower. - Doug Tumen

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