A major new study has found that type 2 diabetes and high blood pressure are connected in ways scientists did not fully understand before. Researchers from the University of Surrey in the United Kingdom and the Université de Lille in France discovered that the two conditions can share the same genetic roots.
The results of the research were published in the journal Nature Communications. Doctors have long known that many people suffer from both conditions at the same time, but it was not clear why this happens so often.
Type 2 diabetes affects how the body controls blood sugar, while high blood pressure puts extra strain on the heart and blood vessels. Both diseases are very common around the world and are major causes of heart attacks, strokes, kidney disease, and other serious health problems.
When a person has both conditions, the risk of complications becomes much higher. Understanding why they often appear together could help doctors prevent illness earlier and treat patients more effectively.
The scientists studied genetic information from very large databases. They looked at more than 1,300 genetic changes that are linked to type 2 diabetes and blood pressure control. Genes are small sections of DNA that carry instructions for how the body grows and works.
Some genetic patterns can make a person more likely to develop certain diseases. By comparing these patterns, the researchers found that some people inherit genes that increase their chances of having both diabetes and high blood pressure.
The team grouped these genetic patterns into five main clusters. Each cluster was linked to a different biological process in the body. Some were related to metabolic syndrome, a group of conditions that includes obesity, high blood sugar, and abnormal cholesterol levels.
Others were connected to problems with the pancreas, the organ that produces insulin, or to the way fat is stored in the body. Another cluster was linked to blood vessel problems, which can raise blood pressure. There was also one group that showed the opposite pattern, where the risk of diabetes and high blood pressure did not increase together.
To test their findings, the scientists used data from more than 450,000 people who took part in the UK Biobank project, one of the largest health studies in the world. They found that people with high scores in certain genetic clusters were much more likely to develop both diseases.
This suggests that doctors may be able to identify people at risk much earlier, even before symptoms appear. Early detection could lead to better advice about diet, exercise, and treatment to prevent serious illness later in life.
Professor Inga Prokopenko from the University of Surrey explained that diabetes and high blood pressure can develop together for several different reasons. Some people may carry genes that affect how their bodies use insulin, while others may have genes that affect their blood vessels or metabolism.
This means that two patients with the same diseases may actually have very different underlying causes. Recognizing these differences could allow doctors to provide more personalized care.
Experts say genetic risk is different from lifestyle risk. Factors such as diet, weight, and physical activity can change over time, but genetic risk is present from birth and remains throughout life.
By combining genetic information with regular health checks, doctors could predict future health problems more accurately. This approach is part of a growing field called precision medicine, which aims to tailor treatment to each individual rather than using the same plan for everyone.
The researchers believe their findings could change how doctors think about heart and metabolic diseases. Instead of treating diabetes and high blood pressure as separate problems, doctors may need to consider them as connected conditions with shared causes.
This could lead to new prevention strategies and treatments that target the root of the problem rather than just the symptoms.
Overall, the study shows that our genes play a powerful role in shaping our health. By learning more about these hidden connections, scientists hope to reduce the number of people who suffer from serious complications in the future.
Earlier screening, better monitoring, and personalized treatment could save lives and improve quality of life for millions of people worldwide.
If you care about diabetes, please read studies about 5 vitamins that may prevent complication in diabetes, and how to manage high blood pressure and diabetes with healthy foods.
For more health information, please see recent studies about vitamin D and type2 diabetes, and to people with type 2 diabetes, some fruits are better than others.
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