Sermed Mezher on Instagram: "Signs of Low Iron You Didn’t Realise Sources- happyfloow on TT PMID 21346104 Low iron doesn’t just cause tiredness, it can also affect the dopaminergic pathways in the brain, which rely on iron to function properly. Dopamine is a key neurotransmitter involved in motivation, reward, and emotional regulation. When iron levels are low, the brain may struggle to produce and use dopamine efficiently, which can influence mood, energy, and cognitive performance. Because dop