For Mike Martz, former coach of the St. Louis Rams, lack of sleep became a huge issue. He would get to the office at 5 a.m. and often wouldn't leave until 10 p.m. Sleep deprivation led to endocarditis ...
A question that crops up time and time again for new entrants to tradingforeign exchange rates is what is the selling rate and buying rate for a currency pair, and why are they different?