![Ian Miles Cheong on Twitter: "Mark Zuckerberg's legs bend forward when he's off guard and thinks no one is looking. https://t.co/rfnMLsC2xM" / Twitter Ian Miles Cheong on Twitter: "Mark Zuckerberg's legs bend forward when he's off guard and thinks no one is looking. https://t.co/rfnMLsC2xM" / Twitter](https://pbs.twimg.com/media/DPnYYt1VQAIJ3js.jpg)
Ian Miles Cheong on Twitter: "Mark Zuckerberg's legs bend forward when he's off guard and thinks no one is looking. https://t.co/rfnMLsC2xM" / Twitter
![Horrific moment fitness fanatic's leg bends backwards after pressing too much weight - Mirror Online Horrific moment fitness fanatic's leg bends backwards after pressing too much weight - Mirror Online](https://i2-prod.mirror.co.uk/incoming/article10105901.ece/ALTERNATES/s615b/Fitness-fanatics-leg-bends-backwards.jpg)
Horrific moment fitness fanatic's leg bends backwards after pressing too much weight - Mirror Online
![Um hey, Scientific American? Bird knees bend the same way as everyone else.Dr. Scott Hartman's Skeletal Drawing.com Um hey, Scientific American? Bird knees bend the same way as everyone else.Dr. Scott Hartman's Skeletal Drawing.com](https://images.squarespace-cdn.com/content/v1/51bf1cd3e4b0a897bf54112b/1371485566509-PFOTCA89UJSORRJZ2D4S/image-asset.png)
Um hey, Scientific American? Bird knees bend the same way as everyone else.Dr. Scott Hartman's Skeletal Drawing.com
![I have always had the ability to bend my legs backwards - so easily, in fact, that I sometimes do it without noticing. Most people seem to find it alarming. : r/pics I have always had the ability to bend my legs backwards - so easily, in fact, that I sometimes do it without noticing. Most people seem to find it alarming. : r/pics](https://external-preview.redd.it/EUTN63ZxNwwq78ySkOrstoCoIPPewTWuaJJF2R32-G8.jpg?auto=webp&s=e695660c08138945beb4047567bfb46570b716ed)
I have always had the ability to bend my legs backwards - so easily, in fact, that I sometimes do it without noticing. Most people seem to find it alarming. : r/pics
![Wish I never saw that bent-backwards-leg-press gif. I've been seeing it everywhere now. : r/HalfLife Wish I never saw that bent-backwards-leg-press gif. I've been seeing it everywhere now. : r/HalfLife](https://external-preview.redd.it/nKiZfB6h_MbysnQk5hx7PnqsORoIF30GF5ztgDQvYdc.png?width=640&crop=smart&auto=webp&s=bd787ecbb47690ca092c4d0d991b22bb157a301b)
Wish I never saw that bent-backwards-leg-press gif. I've been seeing it everywhere now. : r/HalfLife
![Dancer Bending Backwards with Her Legs Pointing Up Stock Photo - Image of front, gymnastic: 80194864 Dancer Bending Backwards with Her Legs Pointing Up Stock Photo - Image of front, gymnastic: 80194864](https://thumbs.dreamstime.com/z/dancer-bending-backwards-her-legs-pointing-up-front-bench-80194864.jpg)
Dancer Bending Backwards with Her Legs Pointing Up Stock Photo - Image of front, gymnastic: 80194864
![Contemporary Sportsman Bending Backwards with His Arms and Legs Fixed To Ropes Stock Photo - Image of activity, yoga: 190194656 Contemporary Sportsman Bending Backwards with His Arms and Legs Fixed To Ropes Stock Photo - Image of activity, yoga: 190194656](https://thumbs.dreamstime.com/z/contemporary-sportsman-bending-backwards-his-arms-legs-fixed-to-ropes-young-contemporary-sportsman-bending-backwards-190194656.jpg)
Contemporary Sportsman Bending Backwards with His Arms and Legs Fixed To Ropes Stock Photo - Image of activity, yoga: 190194656
![I'm just so amazed how far she has come' - girl born with leg bent wrong way now dreams of becoming gymnast - CoventryLive I'm just so amazed how far she has come' - girl born with leg bent wrong way now dreams of becoming gymnast - CoventryLive](https://i2-prod.coventrytelegraph.net/incoming/article10605393.ece/ALTERNATES/s615b/PM929462-Medium.jpg)