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Your body needs a small amount of salt to function properly.
It helps to balance your blood pressure, balance the fluids in your blood and keep your nerves and muscles working properly. But there's a limit.
According to the World Health Organization (WHO), eating more than 5g of salt a day can raise your blood pressure, and having high blood pressure is known to increase your risk of heart disease and stroke.
As a guide, 5g is about 1 teaspoon, but that doesn't mean you should use this much table salt every day. A lot of common foods already contain salt, including bread, cereal, processed meats, packet soups and sauces, prawns and cheese.
So it's important to check the labels on your food to make sure you're not eating too much.
If you think there may be too much salt in your diet, you can try to cut down by:
Our Chief Medical Officer, Prof. Dr Maureen Baker, is ready to help. Just drop your comment into our latest Facebook post. She'll pick the best question of the day and post a reply. #askMaureen
Quote of the day
Everything in moderation, including moderation.
Oscar Wilde, poet and playwright
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