I am not a good measurement - I cry easily at things that break my heart into a tiny million pieces. I once cried over a fic for most of a work day. My co-workers were very concerned.

The most tearjerky TV series of all time has got to be Little House on the Praire. Every single episode is a Very Special Episode about people overcoming hardship or learning special lessons or suffering devestating losses and reaching out to each other.