From last month, i feel vain is pumping both sides of my head and due to this i have lot of headache. i also feel nervousness, irritation and tired.

Work up needed: Your symptoms deserve full attention and work up is needed. Best will be through your primary care physician. Simple things you may do in the interim: simply checking your blood pressure when getting the headaches to lifestyle changes as needed. A variety of medical conditions may cause above symptoms. Do not delay as your overall performance will be affected, not to mention long term effects.