Just getting to Kilimanjaro can be an adventure for those of us in the Western Hemisphere. 

I had planned to do this trip over Christmas and New Year, with the hope of summiting on New Year's Day. For a number of reasons, I had to reschedule to the third week of January. 

In retrospect, this was probably for the best, since I understand that the mountain is quite crowded over the Holidays and that, this year, it e...

To understand aneurysms, it is helpful to understand the circulatory system of the brain. The heart pumps oxygen- and nutrient-laden blood to the brain, face, and scalp via two major sets of vessels: the internal carotid arteries and the vertebral arteries. The jugular and other veins bring blood out of the brain.

The carotid arteries run along the front of the neck – one on the left and one on the right. They are what you feel...