We don't often think about the consequences of going to work tired, however Psychology Today has reported that an estimated $31billion is spent in the workplace, because of mistakes and errors caused by exhaustion.
If you're one of those who regularly feels tired at work, then cheatsheet.com has put together six handy tips on how to stay alert and awake during work - even when you haven't had the recommended eight hours sleep.
These consist of making sure you start the day with a healthy breakfast, getting some exercise, enjoying the sunshine and avoiding driving where possible.
These tips echo those of our sleep expert, Dr Nerina, who recommends eating a healthy breakfast within 30 minutes of waking up and getting regular exercise throughout the day.
If you are one of the thousands of people struggling to sleep, then take a look at our Sleep Toolkit.