June 5, 2025 mygyno The World Health Organization (WHO) defines health as a state of complete physical, mental and social well-being and not merely the absence of disease or infirmity. This definition has not been amended since 1948, but the state of health of Nairobians has gone through immense changes over the years.Physical health is the easiest to appreciate, presenting in all manner of appearances. One only needs to wander into the city streets to get a good impression of the ungodly state of our health.