Dear Gaurav, when you ask common people for their priorities in life, you won't be surprised to see that the three most common wishes in personal terms, for a good life, would be Health, Love and Money.
In social terms, most would wish for Peace...
Now, if you ask for a relation between health (or public health), and social wellbeing, you should ask for good politics.
I wonder if there is such thing as a perfect political system that satisfies all, and that perfectly interrelates with public health and personal happiness.
We are still in search for the perfect Democracy, in the modern World...
But good personal health and happiness may help us cope with imperfect political systems. Utopia is very near ...