Why they matter: Magnesium and potassium support muscle contractions, nerve signaling, electrolyte balance, and heart rhythm, making them essential for both daily function and athletic performance.

Magnesium and potassium are important for muscle contraction, heart rhythms, and fluid balance. Taking both magnesium and potassium with food can help with absorption. A doctor can recommend the best ...

Mineral-rich foods include nuts, seeds, shellfish, cruciferous vegetables, eggs, beans, and cocoa. Minerals are elements that are found in the earth and food and essential to life. For example, ...

For over a decade, Ruth has written for multiple outlets providing patient education, including Health. She has written for health student education companies, collaborating on an anatomy textbook ...