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Activity

Every article we have tagged #Activity. Dive in to learn how the Zolt app supports this focus.

The Zolt Activity Score

Learn how Zolt calculates your activity score and what each score range means for your daily movement and training.

Zolt Scoring Philosophy

Understand how Zolt scores work across Sleep, Activity, and Recovery metrics with a consistent 0-100 scale.

Tracking Your AHA Exercise Goals with Zolt

Learn about the American Heart Association exercise recommendations and how Zolt helps you track your progress toward heart-healthy fitness goals.

Cardio Load and the TSB Model in Zolt

Learn how Zolt uses the Training Stress Balance (TSB) model to track your cardio load, fitness, fatigue, and form.

How Accurate are Apple Watch Calories? (Research Breakdown)

Research shows Apple Watch calorie estimates are typically off by 20-40%. Learn why and how to work around these limitations.

Why Your iPhone Stops Tracking Fitness When You Get an Apple Watch

Once paired with an Apple Watch, your iPhone stops tracking fitness independently. Learn why this happens and your options.

How Much Cardio Do You Need for Heart Health if You Lift for Hypertrophy?

Learn how to balance cardio and weight training for heart health while building muscle. Research-backed recommendations for lifters.

How to Set Realistic Bulking Goals and Timelines

Learn the science-backed maximum rates of natural muscle gain for beginners, intermediates, and advanced lifters.