From their FAQ https://valetudo.cloud/pages/faq.html
Valetudo is the roman name for the greek goddess Hygieia, which is the goddess of health, cleanliness and hygiene.
Valetudo is the roman name for the greek goddess Hygieia, which is the goddess of health, cleanliness and hygiene.
We get "valetudinarian" from this word, one who worries (excessively) about one's health.