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Longevity Protocols ← All Articles
The Resting Heart Rate Protocol: What Your Pulse at Rest Tells You About Your Fitness — and Your Future
Longevity Protocols

The Resting Heart Rate Protocol: What Your Pulse at Rest Tells You About Your Fitness — and Your Future

Your resting heart rate is more than a number — it's a window into cardiovascular fitness, recovery, and overtraining. An exercise physiologist, a dietitian, and a…

FitBlow Editorial· Aug 24, 2026· 4 Min Read
The Grip Strength Paradox: Why the Weakest Part of Your Body Predicts How Long You'll Live
Longevity Protocols

The Grip Strength Paradox: Why the Weakest Part of Your Body Predicts How Long You'll Live

Grip strength may be a stronger predictor of longevity than most standard health metrics. A physiologist, a kinesiologist, and a dietitian explain why weak grip signals…

FitBlow Editorial· Aug 20, 2026· 4 Min Read
Strength After 40: Why the Rules Change and What to Do About It
Longevity Protocols

Strength After 40: Why the Rules Change and What to Do About It

Getting stronger after 40 isn't a lost cause. The bigger mistake is assuming your training has to look the same as it did at 25. Aging…

FitBlow Editorial· Aug 13, 2026· 6 Min Read
The 80% Rule: Why Training at Less Than Full Effort Might Be the Smartest Thing You Do
Longevity Protocols

The 80% Rule: Why Training at Less Than Full Effort Might Be the Smartest Thing You Do

Training harder doesn't always produce better results. Research increasingly shows that consistently training at around 80% of your maximum effort can improve performance, reduce injury risk,…

FitBlow Editorial· Aug 7, 2026· 4 Min Read