🦴 There are four tiny glands sitting behind your thyroid that quietly control your calcium levels — and most people have never heard of them. They're called the parathyroid glands, and they release a hormone that does something really clever: it signals the kidneys to activate vitamin D. And here's why that matters — activated vitamin D is what allows your body to actually absorb calcium. Without it, your body can only take in a fraction of the calcium you consume. 💡 So it's a chain reaction:
1:11
🦴 There are four tiny glands sitting behind your thyroid that quietly control your calcium levels — and most people have never heard of them. They're called the parathyroid glands, and they release a hormone that does something really clever: it signals the kidneys to activate vitamin D. And here's why that matters — activated vitamin D is what allows your body to actually absorb calcium. Without it, your body can only take in a fraction of the calcium you consume. 💡 So it's a chain reaction:
5.1M views4 months ago
TikTokinstituteofhumananatomy
See more
Static thumbnail place holder