What exactly is Buddhism? Where does it help me? How can I start?
The exact nature of Buddhism is it exists to diagnose the suffering &amp; problems that exist in human life for the sole purpose of overcoming &amp; being free from suffering &amp; problems in human life. 

The Buddha said: "I teach about two things: suffering &amp; freedom from suffering".

Whatever problems people have, be they related to work, finance, relationships, life skills, grief, suffering, discontent, existentialism, etc, Buddhism generally has an answer.

In short, Buddhism exists to bring human happiness, peace &amp; freedom.