Vitamin D vs Sunlight Exposure and Aging | HealthSpan Quest

Coach Roger

Published on: 07/09/2026

Vitamin D and sunlight exposure are not interchangeable. Coach Roger's evidence-based protocol for using both together to lower your biological age safely.

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Breathwork and Longevity After 40 | HealthSpan Quest

Coach Roger

Published on: 01/08/2026

Breathwork and longevity are linked at the cellular level. Coach Roger's no-nonsense breathwork protocol for adults over 40 who breathe wrong without knowing.

breathworklongevityhealthspanbiological ageanti-agingnasal breathingvagus nerveheart rate variabilityCO2 tolerancebox breathingsleepexecutive healthmen over 40

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Hormesis and Aging: Cold, Heat and Fasting | HealthSpan Quest

Coach Roger

Published on: 01/08/2026

Hormesis and aging, Coach Roger's no-nonsense protocol for using cold, heat, fasting, and load to reverse biological age through controlled stress dosing.

hormesishormesis and agingcold exposuresaunaheat therapyfastingbiological ageanti-aginglongevityhealthspancontrolled stressmen over 40

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Nutrient Gaps After 40: Multivitamins Fail | HealthSpan Quest

Coach Roger

Published on: 01/08/2026

Most multivitamins leave the exact nutrient gaps that drive midlife decline. Coach Roger's audit for fixing absorption, dosage, and what your bottle is missing.

multivitamin nutrient gapsnutrient deficiencyanti-aging nutrientssupplements over 40magnesium glycinatevitamin D K2methylated B vitaminsMTHFRlongevityhealthspanbiological agemen over 40

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