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Evidence-based guides on training, nutrition, and recovery — written for people who train at home and outdoors.

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How Progressive Overload Works (and Why Most People Get It Wrong)

Progressive overload is the single most important principle in strength training. Here's the science behind it — and the exact method Rexum uses to apply it automatically every week.

Training·8 min read·Apr 18, 2026

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Training

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training

The 3-Day Full-Body Split: Why It Works for Home Trainers

Frequency beats volume for most people training without a coach. Here's how to structure three sessions a week for real results.

6 min · Apr 21, 2026

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training

RPE vs. Percentage-Based Training: Which Should You Use?

Rate of Perceived Exertion gives you flexibility that fixed percentages can't — especially when equipment varies day to day.

5 min · Apr 15, 2026

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training

Superset Science: Stack Exercises for Efficiency Without Sacrifice

Pairing opposing muscle groups cuts session time by 30% while maintaining quality. Here's which pairs work best.

4 min · Apr 10, 2026

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Nutrition

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nutrition

How Much Protein Do You Actually Need to Build Muscle?

The 1g-per-pound rule is a myth. Current research points to a lower, more achievable target — and timing matters less than you think.

7 min · Apr 20, 2026

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nutrition

Eating on a Budget While Still Hitting Your Macros

High protein doesn't have to mean expensive. These five staple foods cover your bases without wrecking your weekly budget.

5 min · Apr 14, 2026

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nutrition

Pre- and Post-Workout Meals for Home Training Sessions

Fueling a 45-minute dumbbell session is different from a two-hour gym block. Here's what to eat and when.

5 min · Apr 8, 2026

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Recovery

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recovery

Sleep Is Your Best Performance Drug — Here's the Evidence

8 hours of sleep boosts strength output by 20% compared to 6 hours. The data is unambiguous. Are you taking sleep seriously?

6 min · Apr 22, 2026

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recovery

Active Recovery vs. Passive Rest: Which Day Should You Choose?

Not all rest days are equal. Light movement on recovery days improves blood flow and reduces soreness — if done right.

4 min · Apr 17, 2026

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recovery

Mobility Work Without the Fluff: 10 Minutes That Actually Help

Most mobility routines are either ineffective or too long to maintain. This evidence-backed routine fixes the gap.

5 min · Apr 11, 2026

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