I am 57 year old, now I am suffering low heamoglobin, last December it was 8.5, then next when I checking it was 8.4, after consulting Dr. he recommended iron tablet just 15 days, after that when rechecking on 07.04.2018, it was 7.1 We checked liver test, bile, kidney, thyroid etc.. all are normal. No suger and BP, What is the reason? I feel most tired, can you suggest what to do? I am K.Rajendran, Cuddalore, Tamil nadu, India 0000