Potassium is a mineral that regulates the heart, helps lower blood pressure and decreases the risk of a stroke. If you are experiencing: chest pain; tingling in arms; pins and needles; leg cramps or muscle twitching in arms/legs, it may be that your potassium levels are low and it is important that you seek medical advice as soon as possible.
In extreme cases of severe chest pain, go immediately to the nearest A & E Department. Low potassium levels may occur if someone sufferers from bulimia or takes large amounts of laxatives.
It may be necessary for the GP to prescribe potassium supplements.
The following foods are high in potassium: bananas, tomatoes, oranges, grapes, lentils and peaches .
Coffee also contains potassium.