Disease

Diseases are negative conditions that are contracted from enemy attacks, traps and occasionally as a random quirk at the end of a dungeon. They can be cured in the sanatorium or by using the [Plague Doctor's] "Leeches" skill

Examples for diseases:
Syphilis -15% health

Lockjaw (Tetanus) -5  AC -10% DMG

Creeping Cough -5 AC -5 Dodge -1 SPD

Wasting disease -50% disease resistance