Have you ever stood up too quickly and suddenly felt dizzy or like the room spun for a moment? That brief lightheaded feeling is more common than you’d think, and in many cases, it’s a harmless ...

Orthostatic hypotension — also called postural hypotension — is a form of low blood pressure that happens when standing after sitting or lying down. Typically OH causes mild dizziness, lightheadedness ...

The Nature Index 2024 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...