On Sat, 23 Aug 2014 20:42:21 +0100, Fredxxx wrote:

On 23/08/2014 17:47, Uncle Peter wrote:
On Sat, 23 Aug 2014 15:40:44 +0100, Fredxxx wrote:

On 23/08/2014 14:13, Uncle Peter wrote:
On Sat, 23 Aug 2014 12:16:14 +0100, Fredxxx wrote:

On 23/08/2014 11:16, Uncle Peter wrote:






You can't be able to cycle very fast!

I was talking about comfortable speeds, not racing speeds.

Then compare walking with cycling.

No. Because it's comfortable to run.

The percussive effect of running on ones knees suggest to me and most
others that is not the case.

Or don't you have knees?

Then why do so many people run for exercise?

--
Politicians and diapers must be changed often, and for the same reason -- Mark Twain