nostr:npub1ks2q2fdu5phg984udktx7pemc8r2mkarlcr22l7pdpm0uezuu8aqtguuwj nostr:npub14w37fjdpkezfacsz3q8r97yqs9e0cquntlfkamgdhewnpaud4x9qtu9vjx I think it stimulates the rbc centers to produce cells more readily when you donate regularly. Kind of like when you live at high altitudes.