haemoglobin

Haemoglobin carries oxygen from the lungs to the tissues throughout the body.血红蛋白将氧气从肺部输送到全身的组织中。

Low haemoglobin levels indicate anaemia, which can cause fatigue and breathlessness.低血红蛋白水平表明患有贫血，这会导致疲劳和气短。