According to the National Headache Institute, the nicotine in cigarettes is the main cause, because it constricts the blood vessels in your brain, which leads to less blood flow to the brain and the surrounding tissues, which in turn can cause a migraine attack or directly cause head pain.Apr 22, 2021
How long does a nicotine headache last?
These side effects, including headaches, usually begin within the first 24 hours of quitting smokingquitting smokingSmoking cessation, usually called quitting smoking or stopping smoking, is the process of discontinuing tobacco smoking.https://en.wikipedia.org › wiki › Smoking_cessationSmoking cessation - Wikipedia. Headaches may get worse and peak around the 3rd day after quitting, and they should begin to subside gradually for up to four weeks.Jul 2, 2020