The Aging Project Your BLOOD PRESSURE with Dr Ross Walker
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Mar 8, 2026 Dr. Ross Walker, a preventative cardiologist and author who focuses on heart health and longevity. He breaks down what blood pressure really measures and why it climbs after 40. Short, practical talks cover the Heart Dashboard metrics, lifestyle drivers like stress, sleep and belly fat, and simple steps and supplements that help keep numbers in check.
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Cut Food Volume And White Carbs First
- To lose weight and lower blood pressure focus on food reduction first: stop snacking, avoid processed packaged foods, and cut 'white death' carbs and alcohol.
- Walker emphasizes hunger is tolerable and that many longevity populations eat less, practicing something like 80% full (harihachibu).
Make 3–5 Hours Weekly Exercise Nonnegotiable
- Build an exercise habit of 3–5 hours weekly with roughly two-thirds cardio and one-third resistance training to lower blood pressure and reduce disease risk.
- Walker notes exercise drops heart disease, cancer, dementia and improves sleep far beyond pharmaceutical effects.
HRV Reveals Vascular And Electrical Age
- Heart rate variability (HRV) reflects vascular and electrical youth: high HRV in children, low HRV in older people indicates stiff arteries and aging cardiac 'electrics'.
- Resting heart rate and VO2 max are contextual measures; very low resting rates mean different things by age and fitness.