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The Xwerks Blog

Science, Training &
Real Results.

Research-backed insights on performance nutrition, training strategy, and the science behind what actually works.

What Is C3G? An Honest Look at Cyanidin-3-Glucoside
May 18, 2026 · 12 min
What Is C3G? An Honest Look at Cyanidin-3-Glucoside
C3G (cyanidin-3-glucoside) is an anthocyanin pigment found in dark berries and black rice, marketed as a nutrient partitioning and glucose...
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What Happens When You Stop Taking Creatine?
creatine
May 16, 2026 · 9 min
What Happens When You Stop Taking Creatine?
When you stop taking creatine, muscle stores gradually return to baseline over 4-6 weeks. You lose a little water weight...
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Should You Take Creatine on Rest Days? Yes — Here's Why
creatine
May 16, 2026 · 8 min
Should You Take Creatine on Rest Days? Yes — Here's Why
Yes — take creatine on rest days too. It works through saturation, not acute pre-workout boosts, so maintenance is a...
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How Long Does Pre-Workout Last? Effects Timeline and Shelf Life
Pre Workout
May 15, 2026 · 8 min
How Long Does Pre-Workout Last? Effects Timeline and Shelf Life
How long does pre-workout last — both meanings covered. The effects timeline (kicks in 20-45 min, peaks 45-90 min, caffeine...
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Are 10,000 Steps a Day Actually Necessary? The Research vs. The Marketing
May 12, 2026 · 12 min
Are 10,000 Steps a Day Actually Necessary? The Research vs. The Marketing
The 10,000-step target wasn't derived from research — it came from a 1965 Japanese pedometer marketing campaign. What the actual...
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Heart Rate Variability: What It Is and Why It Matters
May 09, 2026 · 11 min
Heart Rate Variability: What It Is and Why It Matters
Heart rate variability measures variation between heartbeats and reflects autonomic nervous system balance. Normal ranges vary dramatically by age and...
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May 09, 2026 · 9 min
Continuous Glucose Monitor (CGM) for Athletes: Honest Research Review
CGMs have value for athletes in specific time-limited applications (race fueling rehearsal, GI troubleshooting, learning periods) but the continuous lifestyle...
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May 09, 2026 · 8 min
HRV Training: Honest Research Review and Practical Framework
HRV-guided training uses daily heart rate variability measurements to inform training decisions. Moderate research support for endurance athletes; less valuable...
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May 09, 2026 · 8 min
Breathwork for Performance: Honest Research Review
Breathwork covers practices with very different evidence bases. Slow controlled breathing has good support; Wim Hof method has mixed evidence...
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May 09, 2026 · 8 min
Nasal Breathing for Athletes: Honest Research Review
Nasal breathing has documented advantages at lower training intensities; performance benefits at higher intensities are more limited. Honest framework respecting...
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May 09, 2026 · 9 min
Mouth Taping for Sleep: Honest Research Review with Safety Guidance
Mouth taping for sleep has limited direct research; the practice extrapolates from broader nasal breathing benefits. Critical safety considerations including...
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May 09, 2026 · 9 min
Vitamin D from Sun vs Supplement: The Honest Comparison
Both sun and vitamin D supplements work; the better choice depends on latitude, lifestyle, skin tone, and other individual factors....
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