The crossword solution for the term SHORTAGE OF RED CELLS IN BLOOD is ANAEMIA. ANAEMIA is a condition in which the number of red blood cells or their oxygen-carrying capacity is lower than normal. It can be caused by a variety of factors, including nutritional deficiencies, chronic diseases, and inherited disorders. Symptoms of ANAEMIA include fatigue, weakness, pale skin, and shortness of breath. Treatment for ANAEMIA depends on the underlying cause and may include dietary changes, iron supplements, and medications.