The Stack includes all of the following and more:
Hepatitis A, B twice, C
Third testicle (regardless of gender)
Uneven tire wear
Bad sense of direction
Conversion to the church of Gary Busey
Obsessive stamp collecting
Conversion to Judaism
Appreciation for modern art
High interest rates
Weak investment portfolio
And it will ruin your credit score.
There is no known cure. If you contract The Stack, do not attempt to kill yourself for it will only anger the disease.