Tolerance can in fact cause an overdose, because the greater tolerance you can get the more of a certain substance your body will need eventually leading your body to take more than it can handle leading to overdose and death.
The correct answer is: AORTA
The right answer is seizure.
The cardiovascular risk attributed to the pill is discussed. But an analysis of the published literature brings convincing elements on this subject.
All combined contraceptive pills, that is to say combining the two hormones estrogen and progesterone, are associated with a risk of venous thrombosis (blood clot).