Christians are shown to have better mental health than non-believers.
Facts/Science Supporting This
Hundreds of highly respected research studies stretching back over more than 70 years have verified that Christians, regardless of their denomination, have fewer mental health issues than the general population. This has shown to be true for depression, suicide, divorce, alcohol abuse, drug abuse and other mental health issues.
Go to the Source
For an in-depth look at this research see the book “Realized Religion: Research on the Relationship Between Religion and Health,” Chapter 3.