There's tonnes of fantastic resources on youtube. Personally I recommend a channel called Renaissance Periodisation. They have a number of videos of people demonstrating various machines, and then more in depth videos on how to fix common technique problems. For routines, there's a website called boostcamp.app which has tonnes of routines put together by the community for beginners and up. Source: about 1 year ago

I suggest downloading the Boostcamp app which does this all for you automatically: https://boostcamp.app/. Source: almost 2 years ago

I saw it recommended here. I've been using it for a couple of weeks and am happy with it. I use it on an Android phone. Here's the web site: http://downdogapp.com/. Source: over 2 years ago

Yoga really has been a big help for me. Not a cure all but a great first step. There are endless you tubers you could watch (just find someone you vibe with) but my favorite way is downdogapp.com. You can use it on your phone or laptop and it is very customizable. I have the paid version but if I remember right the free version was excellent. But really there are endless free places to find beginner yoga. I... Source: almost 3 years ago