It sounds horrible, but fainting on standing is one of the main symptoms of postural tachycardia syndrome, also known as PoTS. If you’ve never heard of it, you’re not alone – it’s ...

The singer previously opened up about being disgnosed with endometriosis, Ehlers-Danlos syndrome, Sjogren’s syndrome, MCAS, and POTS. On the heels of releasing new music, Halsey is getting ...