If you want happiness then choose to be happy. No matter what happens to you you have a choice how you react to situations.
If you want to make more money then you have to choose to make more money. Find ways to make extra income.
If you want to be healthier and feel better then you have to choose to be healthy. Find ways to eat better and exercise more.
Once you make the choice then paths will open up for you no matter what it is you want.