I would love to switch to Linux, but everytime I try to look at it seriously, I get overwhelmed by the choosing of distros and people saying its hard and complicated. I wish it was more clear cut where you should start. I used to think it was ubuntu, but then people shit on it. Then I thought it was Mint, then people shit on that. So on and so forth. Makes it hard to understand how to even approach it.
They make thick pads for gyms that are designed for exercises where your knee is on the ground. I used them for a while