Not only by BLOOD.
Game of Thrones Season 3, Episode 1
Where's that BLOOD?
Breaking Bad Season 3, Episode 8
Coughing up BLOOD,
giving speeches,
you know, like:
Breaking Bad Season 2, Episode 10
Tonight, I spice my meat
with goblin BLOOD.
The Big Bang Theory Season 1, Episode 3
Check my BLOOD pressure again!
The Big Bang Theory Season 7, Episode 16