10. He Started Bodybuilding At A Young age.
From a young age Arnie wanted to be a body builder and started to train and lift weights at 15. He was known to break into the gym and train until he would collapse from total exhaustion.
11. His Father Voluntarily Joined The Nazis.
His father voluntarily joined Nazy Party in 1938 and served Germany in World War II. He was discharged from the army in 1943 as he contracted malaria.
12. Return To Acting.
Arnie made a full comeback in acting in 2011. He acted in Expendables, reprised his role in Terminator Genesys and made many more projects.