s, rheumatoid arthritis, polymyalgia rheumatica * Infections such as malaria, septicaemia, tuberculosis, osteomyelitis, intestinal infections (hookworm and other parasites), chronic/recurrent urinary tract infections * Bone marrow conditions such as aplastic anemia (bone marrow failure), leukemia * Hormonal conditions such as hypothyroidism * Uterine fibroids (growths in the uterus) * Chronic cond