Cardio
The Workout That Could Make You Sick

Exercise is good for the immune system, right? Well, new research says certain training could leave you feeling under the weather.

Trick Yourself Into Running Faster!

Try this mental technique for a faster running time today.

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RUNNINGarticle
Female Swimmer Makes History

Alia Atkinson becomes the first black female to set a world swimming record and grab gold at the championships.

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SWIMMINGarticle
Learn to Love the Treadmill

The "dreadmill" isn't that dreadful! These five truths will give you more than enough reason to learn to love your indoor run.

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Is Hotter Always Better?

When it comes to fitness, many exercise studios are turning up the heat—literally. Here, the real deal on hot workout classes.

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A Sweet Reason to Sweat

See how cardio and resistance training can help counteract the negative effects of too much sugar.

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SUGARarticle
Top Running Tips from One of the Fastest Female Marathoners on Earth

Steal these mental tricks from Shalane Flanagan to stay on track with your training during colder months.

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10 Ways to Power Through Your Winter Run

Don’t let frigid temps stop you from getting the most out of a workout!

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Is It Safe to Run Every Day?

Experts explain how to make this winter weight-loss strategy a healthy—not harmful—habit.

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RUNNINGarticle