Brain aneurysm is a disease in which blood vessels swell like balloons as some of the walls of blood vessels in the brain ...

Amyotrophic lateral sclerosis (ALS) is a disease that destroys the nerves necessary for movement. About 30,000 people in the ...

Animal experiments are widely used to develop new medicines and to test the safety of other products ... whether they would be prepared to use a brain-damaged human being at a similar mental ...