Having any medical condition (psychological or even physical) is quite difficult enough and even if one in a family has it, it will also have an impact to rest of the family members.Like when a member of the family has bi-polar disorder. All of the family members must pull themselves together and be sensitive enough about the condition of one.
Learn more about how a bipolar disorder affects a family, on the link below.
Link: How does bipolar affect a family?; Bipolar Disorder