I know it sounds ironic.  Walking, helping knee pain?

Slow, progressive walks, help with knee pain.  Having a trekking pole handy can lessen the pressure when starting out.

The results show careful, short (up to 30 minutes), daily.  All work together to help strengthen and rebuild.  Walking therapy.

Get the full details at: https://www.webmd.com/osteoarthritis/features/knee-pain-walk#1