Originally Posted by tonibat

Not everyone is susceptible to these issues I mentioned. Basically you must consider the age of the rider. For ppl about 40 and older, intervertebral discs (as well as knees’ inner cartilages, called meniscii) very often have some degree of degenerative downgrading. These are the ones that can suffer agravating symptoms from high prssure loads. The fact that youngsters never recall any problems there does not disprove it.
As for my background, yes, I’m older than 40. With 30+ years in medical practice and regular user of recumbents, for many years to come. I hope!

And yes, I’m aware that this is unreported in the media. But then, all about recumbents is pretty much ignored isnt’t it. That’s why I made the advise.