Louis Walsh has opened up about his private health battle with Waldenstrom's Macroglobulinemia, a cancer which affects the ...

According to experts, low iron levels—when your body is not able to produce a substance in red blood cells that lets them carry oxygen—cause anemia which may leave you tired, exhausted ...

Other symptoms include fast or difficult breathing, such as grunting noises or stomach sucking in under their ribcage, breathlessness, loss of interest in feeding or being sleepier than usual.