It's mid afternoon and you're planning the daily chocolate run to the vending machine. Sound familiar? When cortisol and adrenalin have been running loose through your nervous system all day, you will naturally slump around 3pm, and become tired and unproductive. What your brain and body wants is a happy little hormone hit, hence the desire for caffeine and chocolate.

The problem is, afternoon sweet treats provide an unhealthy short-lived lift, and then cause a large drop in energy afterwards, leaving you worse off than before. Instead of reaching for coffee and a cake, try a walk or a quick stretch. Or, spend five minutes at your desk with your eyes closed.

Here are four quick ways to beat the mid-afternoon slump:

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