When driving on UK motorways, it is not uncommon to see billboards with warnings like "Tiredness kills. Take a 15 minute break every 2 hours" or "Tiredness kills. Make time for a break". Tiredness affects many of us on a regular basis. It is caused by constant physical and mental stress which are conscious as well as unconscious. Medical professionals tell us that fatigue is the feeling of being tired and can be caused by stress, anxiety, illness, inadequate sleep, excessive workload among many other factors.I recently struggled with feelings of being tired and I could not readily explain why. I knew that I was dealing with a number of issues requiring my attention but I thought I had them covered but it seemed that unconsciously, I was cons...