Treatment options for bipolar disorder. If a person is not treated, episodes of bipolar-related mania can last for between three and six months. Episodes of depression tend to last longer, for between 6 and 12 months. However, with effective treatment, episodes usually improve within about three months.Most people with bipolar disorder can be treated using a combination of different treatments.pisodes of depression tend to last longer, for between 6 and 12 months. However, with effective treatment, episodes usually improve within about three months. Most people with bipolar disorder can be treated using a combination of different treatments.
reservoir host. Type:Term. Definitions. 1. the host of an infection in which the infectious agent multiplies and/or develops, and on which the agent depends for survival in nature; the host essential for the maintenance of the infection during times when active transmission is not occurring.
reservoir host, a nonhuman host that serves as a means of sustaining an infectious organism as a potential source of human infection. Wild monkeys are reservoir hosts for the yellow fever virus, which can spread from the jungle to infect humans.