Longevity Notes

MK-677: The Truth Behind the Hype

Haris Ruzdic

Published on: 11/05/2026

Merck invented MK-677, patented it in 1995, ran 7 clinical trials, found a cardiac risk signal, and walked away. Coach Haris tried it for 12 weeks. Here's what the data actually say.

Maximizing Life Through Strength: Importance of Strength Training

Haris Ruzdic

Published on: 09/07/2025

Strength training supports bone density, joint health, metabolism, and daily function. The most effective way to age strong and stay mobile for life.

How to Train After 40 - The 4 Components Every Program Should Have

Haris Ruzdic

Published on: 07/07/2025

The four pillars of training after 40. Strength, cardio, plyometrics, and mobility for energy, resilience, healthspan, and long term performance.

Why Being Fit Matters More Than Being Thin

Haris Ruzdic

Published on: 02/07/2025

Fitness protects your healthspan more than your weight alone. Strength, movement, and consistency build real long term health and energy.

Longevity Notes: Why I Do What I Do

Haris Ruzdic

Published on: 30/06/2025

Why I coach the way I do. Two decades of coaching, strength training, aging well, and building habits that protect your long term health and longevity.