My great-uncle is a gambling addict, he regularly visits various online casinos and other betting sites. His wife repeatedly tried to stop it but failed. We took him to a psychiatrist, but that didn't help either. The day before yesterday, for example, he played all day on the site https://duckdice.io/dice/zen-horizen
in dice betting cryptocurrency and won a large amount. Then he went to an online poker site and there he lost everything he won at craps and more. Advise us what to do about it if you have a similar experience.