The International Agency for Research on Cancer estimates that in 2020, about 19.3 million new cancer cases were diagnosed globally and this was accompanied by

The recent COVID-19 pandemic which has infected over 178 million people and killed more than 3 million worldwide (June 2021; WHO) shows regional disparity as

The world is in an obesity epidemic, and this is associated with hundreds of chronic diseases. It is estimated by the World Health Organization (WHO)