Do men PMS?

For some women it is easy for others to tell when it is 'her' time of the month as she may get crabbier then normal. But what about the men who have mood swings at one point during the month? I thought I would google it and found this article that says "yes, men suffer from pre-menstrual stress". They say every four to six weeks you will have a period where you feel grumpy, moody, tired etc. This is the male hormonal cycle. Check it out to read more, it is pretty interesting.