Mental health includes your emotional, psychological, and social well-being. It affects how you think, feel and act and so helps determine how you handle everything life throws at you, good and bad. Mental health doesn’t always stay the same and can change as circumstances change through different stages of your life.

If you experience mental health problems, your thinking, mood, and behaviour could be affected. Many factors contribute to mental health problems

— Read on http://www.sarcoidosisuk.org/support/sarcoidosis-and-mental-health/