Universal Declaration of Human Rights (UN) (1948)

Everyone has the right to a standard of living adequate for the  health and well-being of himself

International Covenant on Economic, Social & Cultural  Rights (1976)

The States Parties to the present Covenant recognize the right of  everyone to the enjoyment of the highest attainable standard of  physical and mental health.

UN Convention on the Rights of the Child (1990)

States Parties recognize the right of the child to the enjoyment of  the highest attainable standard of health

infectious diseases as with covid and ebola which we have seen recently they can cause drastic consequences including economic collapse and high scale mortality

infectious diseases can cause governments to violate basic rights such as

freedom to movement

privacy

informed consent