Ever wondered if your blood type is doing more than just sitting there waiting for a transfusion? This video dives into the surprisingly weird ways those A, B, AB, and O labels can actually help or hurt you when it comes to diseases. From giving you a slight edge against malaria to making you more vulnerable to things like cholera or even heart issues, it turns out your blood is playing both sides.

Its a very interesting (and slightly unfair) look at how a few tiny sugar molecules on your cells can influence your health in ways you definitely didn’t sign up for.

[SciShow]