The power to do data analysis and then inform their users of potential trouble is, in my mind, the entire point of their service.
It doesn't have to be provided as 'advice' but rather a general statement such as '...other members have genetic markers that indicate a propensity toward heard disease; you share these same genetic markers and should be aware of potential issues in this regard.
It doesn't have to be provided as 'advice' but rather a general statement such as '...other members have genetic markers that indicate a propensity toward heard disease; you share these same genetic markers and should be aware of potential issues in this regard.