Why i feel sweaty, hot and sad suddenly when i am with my friends or family from about 6 month ago? is it depression? how can i treat this? thanks

Anxiety: Sounds like anxiety or panic. Cognitive-behavioral therapy and an antidepressant can help. Talk to your doctor.

Try this: I really need more info to tell what's going on, but try the following: Grandma's basic rules of mental health: - eat healthy food - avoid drugs and alcohol - get good sleep - exercise - be around people that love you - do something you care about