Potassium articles from across Nature Portfolio Atom RSS Feed Potassium (K, atomic number 19) is an alkali metal and its ions (K+) are necessary for the function of all living cells. Potassium is ...

Research suggests that replacing certain nutrients like potassium, sodium, and magnesium in foods like avocado and watermelon may help reduce muscle cramps.

Fill up your grocery cart with these hydrating fruits that are all packed with water and nutrition. Fresh picks like citrus, berries, and melon are some of the most hydrating fruits. Your health ...