The Naked Heart

When Your Blood Can’t Breathe: Iron, Anaemia, and the Breathless Heart

March 27, 2026·23 min
Episode Description from the Publisher

When a patient arrives breathless and unable to climb a hill, the instinct is to blame the heart. Sometimes the answer lies in the blood itself. Iron deficiency anaemia reduces oxygen delivery, forces the heart into a hyperdynamic state, and can even produce a murmur over a completely normal valve.Read blog

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