Senior fitness expert David Jack is a huge fan of the recumbent bike. The reason: Unlike most of the ground-based activity we do—walking, hiking, pickleball, and so on—the rec… See more

There’s usually a handle under the seat for easy adjusting. Simply lift it up, and you can slide the seat forward and backward like a seat in your car. You’ll know you’re in the right spot w… See more

A lot of numbers will pop up on the screen, but resistance is the one you need to pay attention to at first. Set a level (Jack starts at 7), and give yourself a few minutes to see how it f… See more

If your cardio is always done at a level where you could comfortably have a conversation, it’s not doing all that it can for you. On a scale of 1 to 10, you want to be at a 6 or 7 i… See more