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Latest in Training Center

Check Out the Brooklyn Nets' New 70,000-Square-Foot Training Center

Photos via The Brooklyn Nets are mired in a season they will be glad to forget. At the All-Star break, their record is an atrocious 14-40...

Cristiano Ronaldo's $7.1-Million House is a Palace Built for Athletic Performance

Cristiano Ronaldo is one of the best soccer players in history. Anyone who's taken a glance at his trophy case—you know, the one with the three...

Adeline Gray Is Going for Gold

What does it take to earn a shot at Olympic gold? For Adeline Gray, the answer started with wrestling her way onto a reluctant high school's boys'...

Get Pumped: Aaron Bradley Is Running Down His Dream

This is the moment Aaron Bradley has dreamed of his entire life. Now he can't stop dreaming about it—literally. "Every night I go to bed, I h...

The Skinny Elvis: Best Muscle-Building Snack You've Never Heard Of

A healthy snack can be the difference between dragging through your workout and dominating it. But a tight schedule might not leave you much time to...

Latest Videos in Training Center

How Dominic Smith Increases His Agility for Baseball

Perform MLB prospect Dominic Smith's Box Drill to improve your agility in the field.

Dale Earnhardt Jr. Turns Over Healthy New Leaf

Earnhardt returns to racing at Sunday’s Daytona 500. Ahead of the race, Earnhardt told STACK about the changes he has made, how his dad stayed in shape, and whether those banana-mayonnaise sandwiches are still being made in his house.

Holiday Gift Guide 2016: Apple Watch Series 2

The Apple Watch Series 2 is the perfect gift for any fitness-buff this holiday season.

Build Injury-Proof Shoulders With the Crossover Symmetry Resistance Band System

So whether you’re a pitcher who needs a strong shoulder or someone who enjoys throwing some heavy weights around, I’d recommend checking out Crossover Symmetry to improve health and performance.