It has long been known that the cold water "burn" calories received in the diet. Widespread use of cold water only to prevent excessive fearfulness embarked on the thorny path of weight loss. The fears are absolutely groundless. You just need to gradually increase the time a cold shower, keenly listening to the feelings of his own body.
Take a shower, or pour cold water is recommended in this order: right foot - left foot - right hand - left hand - the stomach - chest - back.