WHO: Global Cancer Cases Anticipated to Surge by 77% by 2050

Soukaina Sghir
Soukaina Sghir
4 Min Read
cancer

New projections from the World Health Organization (WHO) paint a concerning picture for the future of global health, indicating that cancer cases are poised to witness a staggering 77% increase by 2050. The data, released by the International Agency for Research on Cancer (IARC) ahead of World Cancer Day on February 4, underscores the urgent need for heightened efforts in cancer prevention and management worldwide.

The IARC’s comprehensive report, examining the cancer burden in 115 countries, reveals a disconcerting lack of sufficient funding for priority cancer and palliative care services, particularly within the framework of universal health coverage (UHC). The study discloses that only 39% of the surveyed countries incorporate basic cancer management in their health benefits packages, while merely 28% provide coverage for palliative medicine services—a specialized field focusing on symptom burden and management for individuals with serious illnesses.

When analyzed by the Human Development Index (HDI), the results expose stark disparities. The report predicts that high-HDI countries will experience the most substantial absolute increase in cancer incidence, estimating an additional 4.8 million new cases in 2050 compared to 2022. Despite a projected rise in cancer mortality, low-HDI countries are expected to see a 142% proportional increase in cancer incidence, with medium-HDI countries anticipating a 99% increase, even as cancer mortality in these regions is set to almost double by 2050.

Global estimates further highlight profound inequities in cancer burden correlated with human development. Countries with very high HDI levels project a significant breast cancer burden, with 1 in 12 women diagnosed and 1 in 71 women succumbing to the disease. In contrast, low-HDI countries reveal lower breast cancer diagnosis rates (1 in 27 women) but a higher mortality rate (1 in 48 women), underscoring the challenges of late diagnosis and limited access to quality treatment.

Dr. Isabelle Soerjomataram, Deputy Head of the Cancer Surveillance Branch at IARC, emphasized the heightened risk for women in lower HDI countries due to late diagnoses and inadequate treatment access. The WHO’s global survey illuminates substantial inequalities and financial barriers to cancer care worldwide, particularly in lower-income countries, prompting calls for urgent investments to address these global disparities.

The survey attributes the escalating global cancer burden to population aging, growth, and changes in exposure to risk factors linked to socioeconomic development. Key contributors include tobacco use, alcohol consumption, and obesity, with air pollution remaining a significant environmental risk factor.

Dr. Freddie Bray, Head of the Cancer Surveillance Branch at IARC, stressed the uneven impact of this increase, underscoring the disproportionate burden on those with limited resources to manage cancer. Dr. Cary Adams, Head of the Union for International Cancer Control (UICC), emphasized that geographical location should not determine access to quality cancer care and called for political will to address this critical global health challenge.

Soukaina Sghir

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