Matt Damon is refusing to go to the bathroom until everyone in the world has access to one. Of course, he has gone to the loo since this speech, but he's making a good point! Read more about SA's water crisis.
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A cough can be a symptom of a wide variety of different health conditions, ranging from a foreign body to infective diseases and even cancer.
The eyes are not only for seeing - they can reveal secrets to underlying health issues. Take a careful look and see if you have any of these symptoms, and if you do, head off to the doctor straight away.