The New York University Langone Medical Center, on the other hand, reports no marked increase in blood sugar levels in diabetics. As a precaution, however, you should discuss fish oil supplements with your health care provider, if you have diabetes. If you're already taking fish oil supplements, keep a close watch on how your blood sugar levels vary.
Another condition that can cause headache above left eye is glaucoma. This condition is due to the build-up of pressure within the left eye that causes damage to the optic nerve, destroying peripheral vision and leading to blindness. Any infections or tumor in the left eye or brain can cause pain around the eye.
Sharp pain in the left side of head are among the more common reasons people seek medical care. Headaches are a very common occurrence. The causes range from benign to life threatening.Examples include migraines, inflammation, stress and more serious causes such as stroke, brain tumor and high blood pressure.he cause is inflammation of the lining inside an artery (blood vessel) in the head. Signs and symptoms include sharp head pain, jaw pain when eating, scalp tenderness, low-grade fever and decreased vision.