Will others have access?
My Mood Monitor (M3 Information) collects and uses network utilization and activity statistics so we can understand the ways in which our sites and services are being utilized. The data are stored anonymously and only used in the form of aggregated statistics. This aggregated, anonymous data may also be shared with business partners. It is our policy not to use activity related data to target our users with solicitations of any kind.
Microsoft HealthVault has its own standards with are explained at https://account.healthvault.com/help.aspx?topicid=PrivacyPolicy