Stores a set of samples related to an exercise.
Type Name: Exercise Samples
Examples: Heart rate samples, speed samples, position samples.
Exercise samples are related to exercises through related items.
The samples are stored in the other-data section of the object, and must
be fetched by specifying HealthItemRecordSections.OtherData.
The format of the other-data section is the HealthVault comma-separated format.