About the Book
Live longer. Live stronger. Start now.
Aging is not a sentence. It is a biological process you can influence, starting today, with the knowledge in this book.
Dr. Roy Gonik has spent three decades in the trenches of natural and functional medicine, treating thousands of patients across two continents. He has seen fads come and go. What remains is a core truth: the daily choices you make around food, movement, sleep, stress, and mindset are the most powerful medicine you will ever have access to.
In Longevity Now, Dr. Gonik brings together the precision of functional medicine with the depth of classical Chinese healing to give you a step-by-step roadmap for taking control of how you age. He translates complex biology into clear action steps you can follow at home, at work, and with the people you love.
The result is a holistic, practical, and deeply human guide to not just adding years to your life, but making every one of those years worth living.
Whether you are just beginning to think about longevity or you are already deep into your wellness journey, Longevity Now meets you where you are and walks you forward.
Your vitality is not behind you. Your best years are built by what you do next.
Longevity Now is the book I wish every one of my patients would read before their first appointment. Dr. Roy Gonik masterfully bridges the gap between cutting-edge science and the timeless wisdom of the body. Weaving together cellular biology, hormonal health, nutrition, and the mind-body connection into a practical, inspiring roadmap for vibrant aging. As a physician specializing in menopause and longevity, I know firsthand that true vitality is built across every pillar of lifestyle medicine, and this book delivers exactly that. It is comprehensive, compassionate, and grounded in the science that matters. Whether you are navigating midlife transitions or simply choosing to invest in a longer, fuller life, Longevity Now will meet you where you are and give you the tools to go further than you imagined.
In our age, the age of abundance and the information superhighway, the search for truth and authentic knowledge is a significant and sometimes exhausting challenge. In his book Longevity Now, Dr. Roy Gonik takes us on a journey that is beyond mere information, it is a fine and up-to-date collection of valuable pearls, carefully selected over many years of the personal search and clinical experience of the author. Even as a fairly experienced and updated medical professional, Dr. Roy’s book was surprisingly refreshing and informative for me.
Dr. Gonik is at his best translating well-established fundamentals into habits a reader can start on Monday morning, and his emphasis on small, repeatable practices over dramatic interventions is exactly the right message. Readers looking for a grounded introduction to the lifestyle side of longevity will find real value.
Meet The Author
Dr. Roy Gonik holds a Doctor of Chinese Medicine (OMD) and a Doctor of Naturopathy (ND), and is widely recognized as the leading natural healthcare physician in women’s health in Israel. He serves as academic advisor to Dr. Reckeweg Homeopathy and leads the women’s health internship program at the Naturopathic Association of Israel.
Over nearly three decades of clinical practice, Dr. Gonik has treated thousands of patients across Israel and Greece, teaching at leading academic institutions and continuously integrating ancient wisdom with the latest advances in functional medicine, longevity, and bioidentical HRT.
When he is not in the clinic, Roy is at home with his wife Liron and their three sons, Rom, Kai, and Rio.
Publish Your Book with Hasmark
Books shape culture. They clarify ideas. They extend legacy.
Whether your manuscript grows from professional expertise, lived experience, imaginative storytelling, or a children’s story meant to inspire the next generation, what unites all authors is the courage to give their message structure and permanence. If you are ready to publish your book with intention, integrity, and ownership, we would be glad to begin the conversation with you.







Bestsellers is what we do. In fact, it separates us from the herd. It’s no coincidence that 100% of authors who signed up with Hasmark to be bestsellers – were successful!