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Enzymes are clever little molecules of protein that are made from amino acid chains. They act as catalysts (or triggers) to bring about specific biochemical reactions in the body, which produces over 3,000 kinds. Every process in the body is driven by enzymes of one kind or another – whether acting alone, in combination or in complex chain reactions. They are therefore vital substances – without them, many biological functions would simply be impossible, or too slow for us to survive. So, they are certainly worth finding out a little more about because they play a central role in helping...

A ‘balanced diet’ is a popular topic, in the media, on the government’s agenda and amongst the health conscious. Why? Because, it is an essential part of maintaining immunity, a healthy weight and all other aspects of health and well-being through daily access to the broad spectrum of vitamins, minerals and other essential nutrients required to properly fuel the body. However, it’s not always clear what a balanced diet means in practice or how best to achieve it. What is a balanced diet? Part of the confusion arises from the fact that a balanced diet means different things to different...

The last thing you feel like when on holiday or travelling abroad is having to worry about a bout of diarrhoea! Unfortunately, however, so-called “travellers’ diarrhoea” is quite common, particularly when in countries where food and water hygiene are less than ideal. This is because it can be caused by a wide range of organisms, including bacteria (such as E. coli and salmonella), parasites (such as Giardia intestinalis) and viruses (such as norovirus). All of these harmful organisms can be spread through eating contaminated food, drinking contaminated water or your mouth making contact with dirty hands, straws, cutlery or crockery...