Ruptured Brain Aneurysms--10 Ways to Prevent Them

2. Excessive physical exercise. This is perhaps one of the trickiest risk factors to allude to. Physical exercise, for the record, is good for you--in fact, it may help prevent aneurysms to begin with. The problem is, though, that while you exercise you increase your blood pressure. Such pressure spikes, though, can be all the impetus an aneurysm in a fragile part of the brain may need.