Athletics at the 1908 Summer Olympics – Men's 800 metres of the lap, he collapsed on the track from exhaustion. Sheppard then took the lead, with Lunghi and Just immediately behind. The time at the 400 metres mark was only 53 seconds. Just could not keep up the pace, fading back to fifth place. Lunghi's efforts were not enough for him to stay with Sheppard the entire way, and Sheppard won by 11 yards; the first four finishers broke James Lightbody's Olympic record of four years earlier. Athletics at the 1908 Summer Olympics – Men's 800 metres The men's 800 metres made its fourth Olympic appearance at the 1908 Summer
800 metres have been known to use a negative split to their advantage. A positive split is achieved by running the first lap faster than the second lap, and a negative split is achieved by the opposite, running the second lap faster than the first could help. The current world record holder, David Rudisha, runs using a positive split strategy. In his 2012 Olympic race, he ran his first lap in 49.28 seconds and his second lap in 51.63 seconds. Theoretically, an even split is the most effective strategy, but it is nearly impossible to achieve due to the race's length. As