Family history of cardiometabolic disease linked to early heart damage in adolescents: A Comprehensive Study
A groundbreaking study involving over 1,500 British adolescents has revealed a significant connection between familial cardiometabolic diseases and the heightened risk of premature heart damage in their offspring by early adulthood. This research, conducted in collaboration between renowned institutions, including the Rutgers Robert Wood Johnson Medical School in the US, the Universities of Bristol and Exeter in the UK, and the University of Eastern Finland, has been published in the European Journal of Preventive Cardiology.
The study's findings challenge the notion of independent cardiometabolic health between parents and children. It followed 1,595 adolescents from the University of Bristol's Children of the 90s cohort, monitoring their heart health from birth to age 24. One-third of the participants had a family history of cardiometabolic diseases, such as hypertension, type 2 diabetes, and high cholesterol levels.
The research uncovered a striking pattern: the prevalence of left ventricular hypertrophy, a sign of excessive heart enlargement, increased from 2.4% at age 17 to 6.5% at age 24 in the entire cohort. Among adolescents with a family history of cardiometabolic diseases, the prevalence was 1.3% at age 17, but it quadrupled by age 24, compared to a twofold increase in those without a family history.
This study is a significant advancement, as it is the first to explore the link between parental cardiometabolic diseases and heart damage in offspring during adolescence. Previous research had shown that parents with early-onset myocardial infarction slightly increased the risk of their adult children developing similar issues in their mid-forties, even without risk factors like obesity, smoking, hypertension, hyperglycemia, or dyslipidemia. However, the current study delves into the earlier stages of heart damage in adolescents.
The study's methodology was comprehensive, collecting data on parents' cardiometabolic diseases during follow-up clinic visits and repeatedly measuring the offspring's fasting blood samples for various markers. It considered factors like blood pressure, heart rate, socioeconomic status, smoking status, physical activity, and body composition. The findings revealed a 20% increased odds of progressive structural and functional heart damage in adolescents with a family history of cardiometabolic diseases.
Moreover, the study found that elevated glucose levels in offspring partially explained the long-term adverse relationship between parental cardiometabolic disease history and enlarged hearts in their offspring. This discovery highlights the importance of early intervention and lifestyle modifications to prevent heart damage in at-risk adolescents.
The study's authors emphasize the critical role of family history in heart disease. They advocate for early adoption of healthy habits in children, such as regular physical activity and a balanced diet, to safeguard their heart health. Additionally, managing blood pressure, cholesterol, and other risk factors, along with adopting healthier lifestyles, can significantly benefit future parents and their children's heart health.
Dr. Douglas Corsi, the study's first author, underscores the urgency of the findings, stating, 'These findings highlight just how important family history is when it comes to heart disease. We already know that helping children develop healthy habits early can protect their hearts for life.'
Andrew Agbaje, a physician and associate professor at the University of Eastern Finland, further emphasizes the study's implications, 'The current findings extend our recent results, where we showed that high blood glucose and insulin resistance increase the risk of premature heart damage in youth. Adolescence is a critical window for cardiometabolic disease development, and the faster cardiac damage progression among those with a family history of cardiometabolic diseases raises significant concerns, necessitating special focus.'
Agbaje's research group, urFIT-child, is supported by various research grants, ensuring the continuation of vital studies in this field.
The study's DOI is 10.1093/eurjpc/zwaf744, and it can be accessed at https://academic.oup.com/eurjpc/advance-article/doi/10.1093/eurjpc/zwaf744/8339954.
