Not more common.
The rate of ruptured aneurysms in the us population is about 8 – 10 per 100, 000 people per year, regardless of weight lifting.
The risk factors are: smoking
, hypertension, congenital resulting from inborn abnormality in artery wall, drug use (particularly cocaine
), tumors, traumatic head injury
, a family history of brain aneurysms, or other inherited disorders.