The word "debilitating" means something that weakens or hinders a person's strength, ability, or energy, making them unable to function normally or carry out daily activities. Full definition
We all desire to live a long, healthy life free of debilitating disease or suffering in our old age. (on-keto.com)
They said they were profoundly affected to see the diverse group of people who would benefit from medical marijuana, including infants and people suffering from debilitating diseases. (politico.com)
Less than 1 percent of these animals needed to be euthanized because of debilitating conditions, trauma or infectious diseases. (bestfriends.org)