Leukemia can weaken the immune system, making it more difficult for children to fight off infections. Children with leukemia may develop frequent infections, including ear infections, sinus infections, and skin infections.
Leukemia can cause a decrease in platelets, which are cells that help the blood to clot. As a result, children with leukemia may experience bruising and bleeding, even from minor injuries
Children with leukemia may experience joint and bone pain, which may be more noticeable at night.
Children with leukemia may experience a loss of appetite, which can lead to weight loss and fatigue.