• Dwayne Johnson appreciated the support he received for "Young Rock"
  • The actor revealed he was about 6 feet 4 inches tall when he was 15
  • He also recalled how girls used to avoid him 

Actor Dwayne Johnson recently revealed people used to think he was an "undercover cop" when he was 15 years old.

The 48-year-old former professional wrestler also mentioned how "girls avoided me like the plague" because as a 15-year-old, he was 6 feet 4 inches tall and weighed 220 lbs.

These revelations were part of a Twitter post in which he had added a picture of the NBC comedy series "Young Rock", and thanked everyone for supporting him.

"This is pretty awesome and thank you guys for making this happen," he wrote.

"Young Rock" is a comedy series, which premiered on Feb. 16, based on Johnson's life and details his childhood, teenager years and college life.

In the "Young Rock," the 10-year-old version of Johnson is played by child actor Adrian Groulx. Actor Bradley Constant, who played the teenage version of Johnson, can be seen impressing ladies and shoplifting in the first episode.

The premiere episode also focused on Johnson's first day at the University of Miami, media outlet Si reported.

Besides his movie promotions, the actor is well-known for sharing fitness tips on social media. Johnson took to Instagram on Feb. 19 to share his Black Adam Training regime, and explained cardio, diet, conditioning, and strength in detail.

"2nd workout of the day (first workout is morning cardio on an empty stomach)," the actor wrote. "3 giant sets - 4 exercises per set working all angles of the chest."

Furthermore, he shared his workout splits including fly movement, chest press and incline press. He also suggested finishing the workout routine with body weight dips.

"Keep the rest at a minimum, just enough to recover," he explained. He added triceps training also follow similar protocols. He encouraged everyone to avoid "ego training" and be smart with the weight training.

"The work is very hard but it’s why we play the game. Plus, if it comes easy - it’s boring," he concluded.

Dwayne Johnson
Dwayne Johnson shuts down Shep Rose with some “Fast and Furious” facts. Actor and producer Dwayne Johnson speaks at a Sundance special screening of 'Fighting with My Family' on January 28, 2019 in Park City, Utah. Getty Images/Suzi Pratt