Hi, it is known that stress can cause fever. There is a term called psychogenic fever where fever is caused by stress even when there is no infection or underlying illness. It is known that stress can cause headache. To feel better you can explain about your condition with a psychologist and counseling sessions will help you.

Stress and anxiety manifest themselves in physical symptoms, such as rashes, hives, headache, gastrointestinal issues, and ore. Yes, stress and tension in your life may be the root cause of your low-grade fever. I recommend you consult a psychologist for further exploration.

Low grade may be due to many conditions. You consult a physician and record your temperature. If it is 99 then nothing to worry. For anxiety problem, you consult a clinical psychologist. Depending upon symptomatology your low grade fever could be explained.

Hello, Have you been diagnosed with anxiety disorder? Do you check your temperature frequently? If investigations are normal there is no need to worry.Just Consult your Psychiatrist if you were taking medicines for anxiety earlier else plan a session with clinical psychologist.