Graphology, the pseudoscientific art of analysing handwriting it may be, but a fun way to procrastinate whilst avoiding doing any actual writing - most definitely.
There's a site that takes you step-by-step through an infographic of how to decipher your own handwriting: What Does Your Handwriting Say About You?
There's even a British Academy of Graphology if you fancy finding out more.
After careful study of my own handwriting, the key trait it suggest is that I should use a keyboard.
Seriously, it's illegible.