If you go to the recorded workouts page under the Personalized Exercise tab and click on the “Show Search” Button it will drop down so you can filter the type of workouts you want such as “workout level, workout type , and workout category.

If you are looking for beginner low impact you can choose workout level beginner/intermediate and then type in the keywords search "low impact" and press search to see only those types of workouts.

Here is the link to those types of workouts that have “low impact” in the type and are beginner just incase.