Abstract: Now a days in foreign countries, old age people are adapting the assisted healthcare. An ambient assisted living system (AAL) allows the elderly population to achieve the independency. In this paper we are going to take the use of ambient assisted living system with context aware monitoring to make the context aware decisions for the patient. The Big data collected from the AAL system is analysed in the cloud environment, analysing the trends and pattern with associated probability for individual patient and utilizing this knowledge abnormal condition of the patient can detected and context aware decisions can be made.

Keywords: Cloud, Big data, Assisted HealthCare, Ambient Assisted Living System, Context Aware Decisions, Data Mining.