SAR_11_dirt_dive

Details

Hits: 6873

Above: 30K SAR footprint

"Get in...get it over with...then get out" 

'The Ballad of Cable Hogue' (1970) -- directed by Sam Peckinpah 

As suggested in the previous post, best level is achieved when intensity and frequency are balanced.

Balanced frequency and intensity lead to progression and growth and fun.

See also:  

http://bartvanbroekhoven.com/en-US/running/77-sar-10-threshold