What is the most widely practiced religion in the world?

Christianity is considered the most widely practiced religion in the world, with an estimated 2.3 billion adherents. This belief system has followers across all continents and encompasses a variety of denominations, including Roman Catholicism, Protestantism, and Eastern Orthodoxy. The spread of Christianity can be attributed to historical events such as colonization, missionary work, and the global migration of Christian communities.

The demographic reach and cultural influence of Christianity make it significant in social, political, and cultural contexts worldwide, contributing to its status as the most practiced religion. Understanding the broader societal roles and historical contexts can help illuminate why Christianity remains a dominant faith, with practices and beliefs that resonate with many cultures and communities globally.