Vitamin deficiency: Three warning signs seen and felt on the hands

Iron deficiency might also arise from blood loss, which can be triggered in numerous ways.

For instance, heavy menstrual flows could be a contributing factor to a lack of iron.

This is because blood contains iron within red blood cells, which can be lost during menstruation.

Alternatively, or in addition to menstruation, a peptic ulcer could also lead to an iron deficiency.