The term happiness is used in the context of mental or emotional states, including positive or pleasant emotions ranging from contentment to intense joy. It is also used in the context
of life satisfaction and subjective well-being.
Happiness is a state of mind and we can be happy irrespective of being
poor, rich, middle class, or rich class.
If our health is good and we are not suffering from any type of chronic disease, then we can say that we only need doctors and hospitals in the last year of our life.