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Jade Small
Jade Small
April 3, 2025 ·  6 min read

The 105-Year-Old Japanese Doctor’s Guide to Staying Young for Decades

A 105-year-old Japanese doctor became famous for his simple approach to staying young. He didn’t rely on expensive supplements or strange treatments. Instead, he focused on lifestyle, mindset, and purpose. His habits helped him live a full, energetic life well past 100. His secrets can help anyone feel 30 years younger without chasing youth through artificial means. Let’s explore how this remarkable man defied aging and how you can follow his path.

Don’t Retire—Keep Your Mind and Body Active

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Dr. Shigeaki Hinohara never stopped working, even in his later years. He believed retirement encouraged people to become idle and age faster. He worked daily, often putting in hours at the hospital, giving lectures, and writing books. Staying busy gave him purpose and kept his brain sharp. He also believed activity helped ward off depression and cognitive decline. He encouraged people to stay engaged in something meaningful—whether it was work, art, or volunteering. To him, age didn’t matter as long as you had a reason to wake up in the morning. Mental energy and physical movement, not rest, were his formula for youth.

Eat Less and Stop Before You Feel Full

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He followed a strict eating habit that focused on moderation. Instead of counting every calorie, he listened to his body and stopped eating before he felt full. His meals were light—mostly rice, vegetables, and fish. He avoided sugar, fatty foods, and red meat. Breakfast might be a coffee, milk, and juice; lunch a few cookies and milk; dinner mostly veggies and a small portion of fish. His approach kept his digestion efficient and his weight under control. By avoiding excess and choosing fresh, natural foods, he maintained a lean, healthy frame even into his 100s.

Don’t Rely on Doctors for Everything

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Dr. Hinohara challenged the idea that medicine could fix everything. While he respected medical science, he believed people relied too heavily on doctors. He warned against unnecessary tests and surgeries, especially in old age. Instead, he recommended preventive care, healthy habits, and emotional well-being. Music, art, and laughter were part of his healing philosophy. He believed in staying connected, staying curious, and staying hopeful. He also suggested patients play an active role in their health decisions. For him, wellness was holistic—not just physical, but emotional and social too.

Walk Everywhere and Take the Stairs

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He avoided elevators whenever possible and insisted on walking several thousand steps a day. He believed legs were the foundation of independence. As long as he could walk, he felt alive and in control of his body. Unlike fitness trends that promote intense workouts, his approach was simple—use your body every day. Walking, climbing stairs, and stretching were part of his daily rhythm. He even carried his own luggage during travel well into his 90s. Consistency, not intensity, was his secret weapon. He moved like a young man because he never stopped moving.

Read More: I’m 108 – the secret to a long life is having dogs instead of children

Don’t Let Stress Control Your Life

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Stress, according to Dr. Hinohara, was one of the biggest contributors to aging. He believed worrying drained energy and weakened the body’s defenses. Instead of obsessing over things he couldn’t control, he focused on what he could give to others. Helping people, staying busy, and embracing joy were his ways of staying calm. He also practiced gratitude and found beauty in everyday things. His advice: accept life’s challenges, laugh often, and don’t dwell on regrets. Mental peace helped him maintain physical health. Calmness, not control, was his chosen path to longevity.

Sleep Less but Rest Well

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He slept around six hours each night and didn’t nap during the day. While many people try to get more sleep to stay young, he focused on sleep quality over quantity. He believed rest came from mental peace and meaningful work. Doing something you love gives your mind real rest. He also avoided sleeping in, starting his days early with purpose. His mornings were productive, his evenings peaceful. For him, a life filled with motivation and gratitude created better sleep than any supplement. Rest was about rhythm, not just hours.

Have Goals That Go Beyond Your Age

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Even in his 90s and 100s, Dr. Hinohara made long-term plans. He scheduled lectures and events years ahead. His calendar stayed full, not with busywork, but with projects that excited him. He believed setting goals gave the brain direction and kept the spirit young. Whether it was writing a new book or mentoring young people, he always had something to look forward to. Purpose, he said, created momentum. If your goals outlive your age, your body works to keep up. That mindset made him feel decades younger than he was.

Surround Yourself with Positive Energy

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He avoided people who drained him and sought out those who uplifted him. He loved spending time with children, students, and curious minds. He surrounded himself with music, laughter, and creativity. To him, joy was as important as medicine. He believed emotions were contagious, and positivity slowed aging. He also kept a youthful sense of wonder. Whether through art, hobbies, or conversation, he stayed connected to life’s energy. His advice: if someone or something lights you up, keep it close. If it drains you, let it go.

Live for Others, Not Just Yourself

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Dr. Hinohara found purpose in service. He volunteered regularly, even when others expected him to slow down. He said helping others gave him energy. Giving time and wisdom made him feel useful and appreciated. That feeling fueled him more than any food or fitness routine. He believed selfishness closed the heart, while generosity kept it open and strong. Living for others didn’t mean losing yourself—it meant expanding your joy. He taught that fulfillment isn’t found in comfort, but in contribution.

Avoid Obsession With Material Things

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He owned very little and lived a simple, uncluttered life. He never chased luxury or status. He believed materialism caused stress and disappointment. The more people chased money, he said, the more they lost peace. Instead of accumulating stuff, he collected experiences. He traveled lightly, both physically and emotionally. His home was modest, and his clothes were plain. Letting go of possessions gave him mental freedom. He believed a light spirit aged slower than a heavy one.

Stay Curious and Keep Learning

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He never stopped asking questions. He read books, met with students, and explored new ideas. Curiosity, he believed, kept the brain active and sharp. Learning something new gave him joy and kept his thinking flexible. He often said that staying interested in life helped him stay interesting to others. Whether it was science, art, or philosophy, he always sought to understand more. A curious mind, he said, stays young no matter how old the body gets. That hunger to know more kept his days meaningful.

Final Thoughts: Simplicity Is the Secret

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Dr. Hinohara didn’t promise miracles. His message was practical: stay busy, eat less, walk more, and live for others. Aging, he believed, was natural—but how we age is a choice. He chose joy, movement, and purpose over rest, comfort, and wealth. His life was a living blueprint for staying young in spirit and strong in body. You don’t need money or magic to follow his lead—just small habits, done daily, with love and intention.

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