http://road.cc/content/news/173553-official-daily-chocolate-consumption-makes-you-better-cyclist
Disclaimer: I have no idea what a gas exchange threshold is, but it sounds like it needs improving. B -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.