Originally Posted by big john

I have a Blackburn trainer, It's cheap and dumb, just a magnetic resistance unit. I used it years ago and put it in front of the TV with a fan to cool me off. It's pretty boring. Now they have smart trainers and you can Zwift and race against riders all over the world.

I'm 65 and have had back issues yet I still ride a stiff racing type road bike and try to ride 4 times per week, sometimes on a mtb. Rest days are important if you are pushing it. When I started in my 30s I could barely do 5 miles. I kept at it until 5 miles was easy and started doing 10.