Running

It gets easier - most people go out once and hate it, because they spend half the time panting and knackered. Once the fitness builds it's as hard as you want it to be.

I've never found anything to beat the runner's high - nothing.

+1
Thought this was bollocks, before I upped my distances a bit.

It feels like that bit in ET when they all start flying.

Wait a sec they were on bikes...
...erm feels great anyhows.