A healthy mind will set free your worries.. your setbacks, your attachments...your dis-eases... your negative thoughts.. your bad emotions.. and many more.. SO,, THE ANSWER TO HAVING A HEALTHY MIND IS TO RID OFF YOUR DISEASED MINDS... install good proper programs into your head and delete those useless ones.. least your mind computer become congested... hahaha.. you do it on your pc, so why can't for your mind?