My Wbc Is 14500,is There Any Problem?

White blood cells are related with immune system because their function is to fight against infection. Normal levels of white blood cells are 4300 to 10800. During infection,their levels are increased.Your levels of 14500 can be due to infection. Other causes of this increase are

1. Inflammatory diseases
2. Stress
3. Burn
4. Leukemia

You should get advice from the doctor to start treatment.