@knowledgepoint_360: We hear the term immune system everywhere — on TV, on our phones, from doctors. But what is the immune system really? And where does it actually exist in the body? Music: “Last and First Light” by Scott Buckley License: Creative Commons Attribution 4.0 (CC BY 4.0) #ImmuneSystem #HumanBody #ScienceExplained

Knowledge Point_360

Open In TikTok:

Region: PK

Friday 23 January 2026 11:52:04 GMT