Partly built: part of this depends on a connection or a switch that may not be on for your account yet. The article says which part.
A soft voice, heard at full volume: phrases spoken clearly, medication timing on the Prescriptions page and dose logs, and a large-button layout for a tremor. The Parkinson's mode's dedicated library is not built yet.
The condition page on the public site tells the full story and ends with the way to create an account.