Adding a note that solitary confinement is generally considered torture under international law, especially how it's used in the US in most cases.

Bborderless.bsky.socialJun 4, 2023 1:57am

"Inflicting solitary confinement on those with mental or physical disabilities is prohibited under international law." - UN Office of the High Commissioner of Human Rights

United States: Prolonged solitary confinement amounts to psychological torture, says UN expert

GENEVA (28 February 2020) – A UN human rights expert has voiced alarm at the excessive use of solitary confinement by correctional facilities in the United States. "For years, my mandate has raised ...

The "mental health" facilities are often just solitary with no sheets or blankets to hang yourself with.