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Health & Wellness

Family history is the most powerful predictors of future health

“History is a vast early warning system.”

Photographer: Pablo Stanley

How many of us can recall our grandfathers leaning back in a favourite chair, saying, “Let me tell you something you should remember.” What followed was usually a story that had grown larger with time, about hardship, happenstance, or a decision made when the stakes were high.

On the other hand, if your grandmother was anything like one of mine, the stories amounted to a different kind of education. Hers were stories that began with confidence and ended in laughter. “I never worried,” she’d say, before describing in detail how she worried about everything. Funny at the time. Instructive in retrospect.

At the turn of a new year, when families gather and time loosens its grip just a little, stories come out naturally. It’s a great time of year to be paying closer attention, and perhaps asking for, the stories we haven’t heard.

I’m talking about the stories buried in the family tree.

“Could you remind me, how did Uncle Frank die?”

Norman Cousins, the longtime editor of The Saturday Review, remarked, “History is a vast early warning system.” It is as true for kings and queens as for each one of us. Royal families once reshaped nations through ignorance of genetic disease, and when inherited risks for disease go unrecognized in our own families, we are missing the chance to avoid them and to change the life course for ourselves and those who follow.

Factual stories are important in the family tree. You may ask, “Could you remind me, how did Uncle Frank die?” To which the response might be, “Oh, a heart attack.” Followed by, “No, it was a stroke.” That correction matters. A lot.

Family history remains one of the most powerful predictors of future health problems. Long before genetic tests and predictive algorithms, doctors relied on family stories to identify patterns: heart disease, diabetes, cancer, autoimmune conditions, mental health challenges. Here’s the truth: even today, many people walk into a doctor’s office with no idea of their family medical history.

That’s a mistake. Studies show that people who know their family health history are more likely to get screened earlier, take preventive steps, and give their doctors the information needed to make better decisions. Knowledge doesn’t guarantee good health, but ignorance almost guarantees missed opportunities.

Children and grandchildren benefit the most. Understanding health patterns in the family gives them power. “Your grandfather ignored high blood pressure for years, and that’s what caught up with him.” Knowledge becomes the motivation needed for prevention.

Many families avoid these conversations. They feel awkward. It’s too personal. Or people assume “Someone else knows.” Then the memories fade. Details disappear, and before long, no one remembers who had what, or when.

“Your grandfather ignored high blood pressure for years, and that’s what caught up with him.”

It need not feel like a medical interrogation. The conversation can start with the spark of a story. “What do you remember about how your father’s health changed as he got older?” “I remember great-Aunt so-and-so, but whatever happened to her?”

If you are the source of family knowledge, use the holidays to share what you know. Laughter about good memories can be interspersed with important details about family health history and advice to avoid preventable problems.

If you are the recipient of the stories, let them unfold. Then write things down.

As we edge into a new year, people love to make resolutions: eat better, exercise more, stress less. Fine goals, all of them. Here’s another one to consider: resolve to preserve the family story.

How many heart attacks, strokes, or cancers could be delayed (or prevented) if warning signs are recognized earlier? We’ll never know, but it’s worth a good story.

This column offers opinions on health and wellness, not personal medical advice.

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Dr. W. Gifford-Jones, MD is a graduate of the University of Toronto and the Harvard Medical School. He trained in general surgery at Strong Memorial Hospital, University of Rochester, Montreal General Hospital, McGill University and in Gynecology at Harvard. His storied medical career began as a general practitioner, ship’s surgeon, and hotel doctor. For more than 40 years, he specialized in gynecology, devoting his practice to the formative issues of women’s health. In 1975, he launched his weekly medical column that has been published by national and local Canadian and U.S. newspapers. Today, the readership remains over seven million. His advice contains a solid dose of common sense and he never sits on the fence with controversial issues. He is the author of nine books including, “The Healthy Barmaid”, his autobiography “You’re Going To Do What?”, “What I Learned as a Medical Journalist”, and “90+ How I Got There!” Many years ago, he was successful in a fight to legalize heroin to help ease the pain of terminal cancer patients. His foundation at that time donated $500,000 to establish the Gifford-Jones Professorship in Pain Control and Palliative Care at the University of Toronto Medical School. At 93 years of age he rappelled from the top of Toronto’s City Hall (30 stories) to raise funds for children with a life-threatening disease through the Make-a-Wish Foundation.  Diana Gifford-Jones, the daughter of W. Gifford-Jones, MD, Diana has extensive global experience in health and healthcare policy.  Diana is Special Advisor with The Aga Khan University, which operates 2 quaternary care hospitals and numerous secondary hospitals, medical centres, pharmacies, and laboratories in South Asia and Africa.  She worked for ten years in the Human Development sectors at the World Bank, including health policy and economics, nutrition, and population health. For over a decade at The Conference Board of Canada, she managed four health-related executive networks, including the Roundtable on Socio-Economic Determinants of Health, the Centre for Chronic Disease Prevention and Management, the Canadian Centre for Environmental Health, and the Centre for Health System Design and Management. Her master’s degree in public policy at Harvard University’s Kennedy School of Government included coursework at Harvard Medical School.  She is also a graduate of Wellesley College.  She has extensive experience with Canadian universities, including at Carleton University, where she was the Executive Director of the Global Academy. She lived and worked in Japan for four years and speaks Japanese fluently. Diana has the designation as a certified Chartered Director from The Directors College, a joint venture of The Conference Board of Canada and McMaster University.  She has recently published a book on the natural health philosophy of W. Gifford-Jones, called No Nonsense Health – Naturally!

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