If you suffer from headaches very often, try sitting in a darkened room, take in deep breaths using your nose, and let it pass through your mouth. - Experience the wonders of acupressure. By squeezing the web of skin between and the thumb through acupressure, it can reduce the pains and can help you relax. Peppermint oil has been known to relieve headaches caused by too much tension. Rosemary Oil can also be just as effective as a home remedy for headaches. Rosemary oil helps relieve your headaches by helping keep the blood vessels dilated. Herbal Teas Herbal teas have also been known to provide headache relief. In the first trimester, headaches occur because of hormone changes you experience while in the third trimester, headaches are felt because of your having to carry additional weight and changes in your usual posture. Aside from these, experts suspect that eating cold foods, added caffeine intake, sleeplessness, general fatigue, sinus congestion, allergies, eyestrain, stress, depression, hunger, and even dehydration. The areas affected by a sinus headache can be found where the swollen sinuses are which happen to be in the face or check areas, between the eyebrows, and behind the eyes. Sinus headaches can be very sever and is always accompanied by stuffy nose and a persistent green or yellow colored nasal discharge. What's more is that a headache diary is a wonderful way for you to be able to notice patterns that you may not have noticed before. Furthermore, keeping a headache journal can help the individual become more aware of things that are happening that he or she may not take note of if not for the headache diary. If the brain activity is normal and there are no problems inside like a broken blood vessel or tumor, only then can doctors say it is a chronic headache. There are various drugs in the market that are there to help treat chronic headaches. Unfortunately, there have been instances where it just got worse after taking it.