Hyponatremia (defined as serum sodium concentration <135 mmol/l) represents a previously unrecognized cause of osteoporosis, say researchers of a new study published in the Journal of Bone and ...

Too little salt (sodium deficiency), also known as hyponatremia, can cause a range of symptoms and can be dangerous if severe. Here’s what you need to know: Mild to moderate deficiency: ...

Optimal hydration doesn't follow strict rules. Factors like age, medications, and pregnancy change your needs. Watching your ...