Loneliness Support Group
Loneliness is an emotional state in which a person experiences a powerful feeling of emptiness and isolation. Loneliness is more than the feeling of wanting company or wanting to do something with another person. Loneliness is a feeling of being cut off, disconnected and alienated from other people. The lonely person may find it difficult or even impossible to have any...

There's not a lot of information in your post to go on, but if you're feeling like you have no joy in life, you could try to help yourself. Evaluate your situation, question whether there really is nothing that would make you happy. Perhaps an appointment with your doctor is needed, investigate whether you have depression?
Hope you feel better soon.