Read more about the article What causes a persistent cough?
Cold and ill image by LoggaWiggler

What causes a persistent cough?

A persistent cough may be caused by: a long-term respiratory tract infection, asthma, an allergy, smoking, or in rare cases they can indicate more a more serious condition.

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Read more about the article What causes a short-term cough?
Cold and ill image by LoggaWiggler

What causes a short-term cough?

Short-term coughs are commonly caused by: a respiratory tract infection (in the throat, sinuses, lungs or airways), an allergy, a flare-up of a long-term condition such as asthma, or inhaled dust or smoke.

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Read more about the article What is ‘soft’ water?
Water Impact 0 by (Henningklevjer) - (Henningklevjer). Licensed under Creative Commons Attribution-Share Alike 2.5 via Wikimedia Commons - http://commons.wikimedia.org/wiki/File:Water_Impact_0.jpg#mediaviewer/File:Water_Impact_0.jpg

What is ‘soft’ water?

‘Soft’ water lathers well with soap, leaving your hair, skin, clothes and dishes softer and cleaner, although you’ll have to rinse more.

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Read more about the article What is ‘hard’ water?
Stopcock water pipe valve by Joydeep

What is ‘hard’ water?

‘Hard’ water contains more minerals than ‘soft’ water. It leads to limescale build-up in appliances, and you need to use more detergent when washing things.

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