Headache or head pain is a painful sensation in any part of the head. Most of us have had it many times. It can be seen in all age groups but much more in women. Minor headache can be relieved by a pain reliever, some food, coffee, tea or by taking a short rest.
In the human body, the liver is one of the most complex organs, with over 500 functions. It works as filtering out blood toxins, storing energy, making hormones and proteins, and regulating cholesterol and blood sugar.