This book provides a wealth of data on clinical research, molecular biology and biochemistry of magnesium. The book also aims to correct a number of misconceptions concerning biological roles of magnesium. Synergic interactions of magnesium with pyridoxine as well as with minerals and with drugs are detailed. The book can be recommended to doctors of different specialities (neurologists, cardiologists, physicians, paediatricians, obstetricians and gynaecologists, pathologists, nutritionists and others) which can fruitfully use the information presented in the book in their clinical practice. The book will also be helpful to medical students studying experimental and clinical pharmacology.