Well if you're referring to the human body, our cells make up a lot of everything we're made of. Muscles, organs, bones, blood, skin, etc. Biologically speaking, there's a lot to the human body besides organs. Sorry if this isn't very helpful.
D) Media
Media also means the internet, and watching too much internet can possibly damage your sight.
Rapid eye movement (REM) is highly correlated with dreams.
Increase in financial obligations.
Getting married.