May 17, 2025
Health

Hypertension Crisis in Africa Urgent Calls for Action to Combat High Blood Pressure

As the world commemorates World Hypertension Day on May 17 and embraces May Measurement Month, the South African Medical Research Council (SAMRC) is sounding the alarm on the escalating public health crisis posed by hypertension. The SAMRC advocates for healthcare providers to incorporate regular blood pressure checks as a standard part of every patient consultation. Additionally, they are urging government intervention to include routine screenings in school health initiatives, aiming to establish a foundation for healthier generations and alleviate the increasing burden of hypertension within communities nationwide.

Understanding Hypertension

Hypertension, more commonly known as high blood pressure, stands as a significant risk factor for cardiovascular diseases (CVD) globally. It contributes substantially to CVD-related fatalities, triggering a range of cardiovascular complications like ischemic heart disease, heart failure, and stroke. Roughly 50–60% of strokes are attributed to elevated blood pressure levels. Clinically defined as systolic/diastolic blood pressure ≥140/90 mmHg, hypertension affects around 1.4 billion adults aged 30–79 worldwide.

The Global Shift in Hypertension Burden

Over the past two decades, there has been a noticeable transition in the prevalence of hypertension from high-income countries (HIC) to low- and middle-income countries (LMICs). Nearly two-thirds of individuals grappling with hypertension reside in LMICs, with regions such as South Asia, parts of Latin America, and sub-Saharan Africa (SSA) witnessing substantial spikes. In South Africa specifically, data from 2019 indicates that 48% of women and 34% of men are affected by hypertension. Alarmingly, there is an emerging trend of childhood hypertension linked to early-life exposure and higher rates of overweight and obesity.

As reported by Mail & Guardian, Dr. Lebo Gafene-Matemane’s recent study revealed that awareness levels regarding hypertension remain alarmingly low among individuals in South Africa; fewer than 10% of hypertensive men and only 13% of women are cognizant of their condition.

The Looming Public Health Crisis

Despite numerous calls for action from global entities and strategic frameworks proposed at regional levels, awareness about hypertension treatment options remains inadequate both globally and within South Africa. The lackluster scenario extends even further concerning childhood hypertension due to insufficient African-specific data on pediatric blood pressure norms.

The rise in severe forms of hypertension among individuals of African descent necessitates more aggressive treatment strategies; however factors such as rapid urbanization and limited access to health education continue fueling this epidemic across regions like South Africa which already grapples with multiple health burdens including infectious diseases non-communicable diseases maternal-child health issues trauma – there’s need for urgent intervention lest it overwhelms an already stretched healthcare system

Raising Awareness: Initiatives and Recommendations

In response to this pressing global issue , campaigns like May Measure Month orchestrated by International Society Of Hypertension aims at creating awareness through increased screening emphasizing importance “knowing your numbers”, vital especially since many individuals may have asymptomatic high BP leading silently life-threatening conditions like hearth disease stroke kidney failure premature death

Lifestyle modifications play a pivotal role once diagnosed with guidelines recommending accessible interventions such as maintaining healthy diet regular exercise reducing alcohol consumption tobacco cessation managing stress optimal weight reduction sodium intake moderation These measures significantly aid not just controlling BP but also enhance overall well-being

The evolution pharmacological management highlighted by European Society Of Hypertension guidelines underscore significant strides simplifying treatment regimen adherence Additionally new guidelines advocate aggressive BP target <130/80 mmHg most patients curb cardiovascular events However despite these advancements some hypertensive patients struggle achieve controlled BP poor drug response making them vulnerable CVD events highlighting need individualized therapy based comorbidities diet genetic makeup Prof Rabia Johnson stressed important tailored approach crucial given varied responses antihypertensive medications especially diverse African populations notably underrepresented genetic studies limiting understanding disease basis hence adopting broad spectrum one-drug-fits-all strategy while effective majority leaves outliers unaddressed Pharmacogenetic research can bridge gap optimizing treatments improving outcomes precision medicine unique challenge facing medical community strive towards personalized approach each patient It’s imperative healthcare providers make blood pressure measurement integral part every patient engagement advocating early detection key preventing long-term complications Government entities Department Of Health should integrate routine screenings schools nurturing generation heart-conscious citizens diminishing impact Community involvement paramount encouraging everyone take proactive steps around health promoting regular checks pharmacies clinics community events ensuring control numbers first step controlling Together we mobilize combatting rising tide one check time as reported by Mail & Guardian

This article was adapted from Mail & Guardian.

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