Health Promotion, Health Protection, and Disease Prevention

Challenges and Opportunities in a Dynamic Landscape

Introduction

Public health is a field of science that focuses on keeping an entire community healthy, not just providing treatment to sick people. The field focuses on preventing health problems before they occur. Those who work in public health focus on understanding the underlying causes of health problems. From there, public health workers create and implement plans to improve community health.

Public health emphasizes health protection and disease prevention. People today live an average of 25 years longer compared to the early 1900s, thanks to the efforts of public health initiatives, although challenges like COVID-19 and social inequalities still exist. Overall, public health aims to create healthier environments, prevent disease, and give everyone a chance to live a full life. 

Health Promotion

Health promotion is a type of public health activity that encourages activities that contribute to healthy living and well-being. The COVID-19 pandemic has had lasting but varying effects on different groups. Inequalities can be seen in health-promoting activities, as well as the health outcomes of those activities. As an example, obesity rates, especially among children, have increased during periods of social distancing and school closure. The differences may be due to several factors and inequalities, such as gender, race, educational, and socioeconomic statuses.  

Health Protection

Local, state, and federal governments are responsible for making sure that people have access to high-quality, affordable healthcare. Governments are responsible for monitoring health activities through policy and decision-making that impact health promotion and healthcare delivery. Citizens and the governments they elect can impact health protection as people develop public health goals on different sources of information and personal values. 

Disease Prevention

Disease prevention is a type of public health activity focused on identifying health risks and reducing the likelihood of illness. Disease prevention applies to people of all backgrounds and often includes health screenings, education, and vaccines. This includes lowering people’s exposure to harmful substances and treating illnesses before they get worse. An example is making efforts to reduce smoking, because tobacco is a harmful substance that increases the likelihood of cancer.

Disease prevention is a controversial topic–protecting the community often limits individual freedoms. Some groups believe public health rules apply only to those most at risk, while others believe they should apply to everyone to reduce illness and death. Public health policies often depend on shared ethics. Implementing prevention measures usually depends on how a society prioritizes individual freedom or the health of the community as a whole. 

Challenges and Opportunities

Misinformation presents a complex challenge to public health. As a solution, leaders have partnered with social media and search engines to fight the risks associated with misinformation. In addition, differences between federal and state presentations of health information create serious communication problems within governments.

Access to healthcare also poses a challenge to public health efforts. Lack of transportation, unemployment, and physical distance can restrict people’s access to health care. COVID-19 worsened access to digital technology, causing inequalities in delivering health-related technologies that manage chronic diseases.

Despite the challenges, opportunities exist to strengthen health promotion, health protection, and disease prevention. First, public health workers promote equity by working together with vulnerable and underprivileged communities. For example, we can promote health by empowering communities to live healthier and prevent disease by addressing underlying causes and looking after all aspects of their health. We can do this by focusing on the social determinants of health, including equity education in medical school programs, and increasing collaboration with communities. 

The general public has lost confidence in health authorities, especially during the COVID-19 pandemic. Public health offers achievable ways for health authorities to win back the trust of their communities, such as by building transparent, genuine relationships and creating sustainable, community-driven plans.

Health promotion, health protection, and disease prevention cover a wide range of public health concepts that can be used by medical professionals, organizations, communities, and governments. When applied at each level, they can be powerful tools for improving the health and well-being of individuals and the overall population.

Written by Aairah Bhatti, Romola Egunjobi, Alma Najem

Edited by Olivia Schreiber, MD

References

1. Caron RM, Noel K, Reed RN, Sibel J, Smith HJ. Health Promotion, health protection, and disease prevention: Challenges and opportunities in a dynamic landscape. AJPM focus. November 8, 2023. Accessed March 10, 2026. https://pmc.ncbi.nlm.nih.gov/articles/PMC10749873/.