[RonCo]

Originally Posted by bababui

It would be cool if Markus included periphiral factors like jet-lag that slightly affects on the field performance...evidence listed here

http://bjsm.bmj.com/cgi/content/abstract/32/2/101

From University of Georgia - Olympic Athletes and Jet Lag:

"Jet lag is a condition characterized by fatigue, dizziness, sleep loss, headaches and reduction of alertness. Although it is widely believed that jet lag impairs the performance of athletes, there are no consistent or compelling studies that offer reliable results."