One-legged RDL fitness check – feeling the burn in my thighs more? :

https://imgur.com/a/EFYITmi I’m not sure what I’m doing wrong here but these don’t feel right. I go down until I feel a stretch in my hamstrings but I feel like I’m not doing anything. I’m barely sweating and I feel like I’m bending over and stretching over and over again. The only “burn” I feel is …