Are mental illnesses considered a disability

Are mental illnesses considered a disability? Lot’s of mental illnesses are considered disabilities because of this a lot of people are allowed to get benefits from the government because they have mental disabilities, people with bipolar can easily get on SSI also people that are schizophrenic as well. There is a wide list of people who can get on government aid simply because they have a severe mental illness, because of this mental illness is considered a disability, it’s ah disability of the mind and depending on which one it is, it can be incredibly debilitating. Because of this people can’t really interact with everyday society and are required to be taken care of by the government, if it’s really severe these people are not allowed to exist in everyday society so therefore they’re committed to a mental institution where they will live for the rest of their days, a lot of people are able to take care of themselves but have assistants come through and check on them from time to time.