How can we address rising High Blood Pressure in young people, and why early detection is crucial?

For very long, high blood pressure, also known as hypertension, was thought to be an illness that primarily affects elderly persons. However, there has been a worrying trend in recent years, hypertension is becoming more common among teenagers and young adults, which makes it a public health issue that needs immediate attention. Hypertension in young adults is broadly classified into primary hypertension in which the underlying cause is undetermined and secondary hypertension in which the cause is identified along with modifiable and non-modifiable risk factors.


A number of unconventional causes and risk factors have surfaced in recent years. Some of the main non-traditional risk factors are listed below:


• Change in dietary habits and lack of physical activity – Increased intake of a diet rich in sodium and processed foods and lack of physical activity has led to prevalence of obesity. In children and young adults, obesity is also associated with associated obstructive sleep apnoea, all of which can lead to hypertension.

• Tobacco exposure - Tobacco exposure in form of active or secondhand smoke can damage blood vessels and increase the risk of hypertension. Studies state that exposure to tobacco during critical periods of growth can disrupt normal cardiovascular development, potentially resulting in early onset hypertension.

• Adverse childhood experiences – Traumatic events in childhood such as abuse, neglect, parental mental health problems, can activate chronic stress responses, leading to long-term changes in the body's stress-regulation systems and result in elevated blood pressure over time. They can also lead to unhealthy coping behaviours, further increasing the risk of hypertension.

• Prenatal and neonatal factors – Maternal complication during pregnancy can affect fetal development increasing the risk of long-term cardiovascular problems. Absence of breastfeeding during neonatal phase may contribute to early weight gain and metabolic disturbances, which are known risk factors for the development of hypertension later in life.

• Sleep Deprivation and Poor Sleep Quality: Young adults, especially those in demanding academic or professional settings, frequently experience inadequate or poor sleep, which can set off the body's stress response and upset hormonal balance, which can affect the regulation of blood pressure and blood sugar.

• Digital Overload and Social Media: Many young adults are becoming addicted to excessive screen time, particularly on social media platforms, which has unanticipated negative effects on their mental and physical well-being. Extended use of screens is associated with higher levels of stress, anxiety, and depression. Blood pressure rises when certain emotional states set off the body's fight-or-flight reaction.

• Chronic Stress and Mental Health Disorders: Anxiety, depression, and burnout are among the chronic mental health conditions that many young adults have been coping with in recent years. High blood pressure is directly linked to these mental health issues.

• Environmental Pollution: Studies have demonstrated that environmental contaminants such as nitrogen dioxide, carbon monoxide, and particulate matter can cause oxidative stress and inflammation in the body, which can harm blood vessels and result in hypertension.

• Endocrine Disruptors: Known to be present in many common items, endocrine-disrupting chemicals (EDCs) are increasingly being identified as risk factors for hypertension. These substances, which are frequently present in plastics (such as BPA), cosmetics, pesticides, and even food packaging, disrupt the body's hormone balance and induce minute changes in blood pressure regulation, which over time can result in hypertension.

• Consumption of High Caffeine and Energy Drinks: These stimulants, which stimulate the central nervous system and raise heart rate, cause a brief increase in blood pressure. Even though their effects could be temporary, long-term high blood pressure can result from excessive consumption.

• Poor Hydration: The body stores more salt to preserve water when dehydrated, which can cause the blood vessels to constrict and increase the force needed for blood to flow, resulting in elevated blood pressure.




Addressing High Blood Pressure in Young People
In order to avoid long-term health issues like heart disease, stroke, renal failure, and more, it is imperative that young individuals with hypertension receive early detection and treatment. To address the increased prevalence of high blood pressure in youth, a multimodal strategy is required.

• Medically speaking, children, adolescents, and young adults should all get routine blood pressure checks as part of their checkups, especially if they have risk factors. Early detection of high blood pressure enables early intervention, which may involve dietary adjustments, increased exercise, stress reduction strategies, and, if necessary, medication.

• Parents and guardians should encourage their kids to be active, restrict their screen time, and eat a diet rich in fruits and vegetables. They should also limit their intake of salt and sugary drinks.

• Raising awareness of the value of blood pressure monitoring should be the main goal of public health initiatives, particularly for those at increased risk because of a family history of hypertension, obesity, or a sedentary lifestyle. Schools should implement health education programs to teach kids about the dangers of unhealthy eating habits, the value of exercise, and the long-term advantages of leading a healthy lifestyle.

(Dr. Saikat Kanjilal - Consultant Interventional Cardiologist, Manipal Hospital, Sarjapur Road, Bangalore)