Team GB's four-man bobsleigh team which won the bronze medal at the Winter Olympic Games in Garmisch-Partenkirchen, Germany in Pictured are Guy Dugdale, Frederick McEvoy, James Cardino and Charles Green.
Incredible photos of Olympic swimmers at the peak of their fitness
The sport also makes intensive use of the body's energy supplies, with a normal-sized person swimming at a fast pace burning around 800 calories per hour. Pictured is Team GB's James Guy at the Freestyle heat
Team GB’s medley relay silver brings up best Olympic swimming haul since 1908