Most physically and mentally demanding sport on the planet. If you disagree, you are obviously one of the many who aren't tough, determined or skilled enough to be a swimmer.
Gives you massive shoulders + chest and a toned upper body. Great for your lungs and heart.
'Oh my god, who is that guy with the amazing body?'
'I dont know, but he is a swimmer for sure!'
'The others look so weedy in comparison to him with thier narrow shoulders and lack of 6-pacs. Why doesnt everyone do swimming?'
'Because the training is so intense and demanding, most people would die after about 3 minutes!'