Longevity
What the Science of Wound Healing Taught me about Aging
A wound is aging in fast motion. The same forces that decide how fast your skin heals also shape how you age.
Dr. Marc Gitterle, M.D.
A physician's evidence-informed guide to a longer, stronger life.
I write about what the research actually says about aging well — and how to put it to work in your own life.
The book
Growing Young: A Doctor's Guide to the NEW Anti-Aging
The biology of aging and the choices that shape it — practical, grounded in the science, written for real people rather than specialists. Available now on Amazon; a fully revised new edition arrives in 2026.
Explore the book"Breathtakingly simple, yet backed by science. Everything you need is right here."
— Joe Vitale, foreword
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