People might think that pandemics are great levellers: in a crisis, no matter how rich you are, you are as likely to die from a contagious disease as anyone else.
But this is far from true, and while deadly diseases are of course a major worry for us all, the impact on those who are poorer is much heavier.
They are more at risk; disease will take a bigger toll on their lives and if they do succumb, they are less likely to recover.
