All of your saved workouts will appear in your workout history. To view it, tap the main menu ☰, then tap 'History.'
The History screen provides a breakdown of all of your saved workouts, viewable by Week, Month, Year, or Total (all time). The default view shows your history in graph form, along with total time, mileage, calories, steps, and workouts from the selected time frame.
To view the individual workout data from the selected time frame, tap the > button showing the total workouts, per the screenshot below.
You can then tap to select a workout and view all of the data from that workout, including heart rate graph, time, distance/map, and VO2 Max (if applicable).