Lower Body Exercise, part 3

These are more video exercise routines for the lower body. This first one is from Melissa Bender's Youtube channel and focuses on leg, butt and thigh muscles:

These exercises from Bob and Brad ("the most famous physical therapists on the internet. in our opinion, of course"):

focus on knee strengthening but get in some hip strengthening, too. I do like this channel. The therapists are fun to watch, have a variety of offerings (including occasional product reviews and reviews of other channels), and have exercises that are appropriate for me with explanations of adaptations and progressions.