Energy does not disappear on a birthday. It changes in the long overlap between sleep, strength, stress, food, recovery, and the responsibilities that fill a midlife week. This practical, audiobook-friendly guide helps men sort ordinary aging from concerns worth raising with a clinician, build a sustainable walking and strength routine, improve sleep and eating defaults, and use simple trend tracking without turning life into a dashboard.

Clear-eyed about supplements, testosterone marketing, screening conversations, and warning signs, it offers steady next steps rather than miracle claims. It is general education, not personal medical advice.

Part of The Sagewell Wellness Library.