Lesson learned in The Guys’ Room Posted September 26, 2014 I would start to sweat and my nose would start to run when my sleeve said that I was full. Sometimes you also have to watch what liquids you have as well. I was about a month out and I decided that I would try a couple of sips from a milkshake, bad idea. I discovered that I was lactose intolerant to full fat milk and creams. This seemed to be temporary, but wow did it hit me fast and furious.