Onyx Boxing · Scottsdale & Gilbert · Est. 2021

The Onyx Blog

Training tips from certified coaches, beginner guides, member stories, and everything happening inside the gym.

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Beginner Fitness April 15, 2026
What to Expect at Your First Boxing Class

Never boxed before? Here's exactly what happens in your first Onyx class — what to wear, what to bring, and why most first-timers leave wondering why they waited so long.

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Training Tips April 20, 2026
5 Boxing Combinations That Burn the Most Calories

Not all combos are created equal for fat burning. These five combinations are what our certified coaches prescribe when weight loss is the goal.

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Coach Spotlight April 22, 2026
Coach Spotlight: Valerie — Five Years, Day One

Val has been at Onyx since the day we opened in 2021. We sat down with her to talk about what keeps her here, her coaching philosophy, and why she thinks boxing changes lives.

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About Onyx April 24, 2026
What USA Boxing Certification Actually Means — And Why It Matters

Every Onyx coach holds a USA Boxing certification. Here's what that credential requires and why it should matter when choosing a boxing gym.

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