i have lived with my 60 year old uncle for 2 years now but he doesn't want to sleep at night ,his wife has complained for years even before i joined them but he doesn't listen at all,he watches telly and he sleeps at 3 or 4 am .There is one day when he never slept the whole night he just went to work .Now the situation has worsened ,his wife health has detoriated due to hypertension because he doesn't sleep at all and this affects the wife also