Around 4 in 10 Americans have become more spiritual over time; fewer have become more religious
Most Americans are spiritual or religious in some way and many also say their spirituality and level of religiosity have changed over time.
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Only one-in-ten Chinese adults formally identify with a religion, but surveys indicate that religion plays a much bigger role in China when the definition is widened to include questions on spirituality, customs and traditional beliefs.
Since the 1990s, large numbers of Americans have left Christianity to join the growing ranks of U.S. adults who describe their religious identity as atheist, agnostic or “nothing in particular.” If recent trends in religious switching continue, Christians could make up less than half of the U.S. population within a few decades.