The Tren Twins, also known as Christian and Michael Gaiera, are American fitness influencers who focus on bodybuilding and weightlifting.
Their love for fitness began in early adolescence, and now they inspire a global audience with workout routines, transformation stories, and gym advice.
They discovered their passion for lifting at the age of 13 and took bodybuilding seriously at the age of 17, turning it into a professional path.
What’s the current age of the Tren Twins?
Christian and Michael Gaiera, also known as the Tren Twins, were born on April 2, 2001, in Michigan. As of 2025, they are 24 years old.
Their mother struggled with alcohol addiction but later recovered, while their biological father was never part of their lives.
Both are Christians with a mixed Caucasian ethnic background and fall under the Aries zodiac sign.
Educational Background
Christian and Michael studied at a high school in St. Claire Shores before enrolling at Madonna University. Mike majored in data analytics, while Chris studied a medical course between 2019 and 2023. They both had a passion for football and played the sport through high school and college.
Bio Details
- Real name: Christian Gaiera, Michael Gaiera
- Famous As: The Tren Twins
- Date of Birth: 2 April 2001
- Birthplace: Michigan, United States
- Age (as of 2025): 24 years old
- Nationality: American
- Zodiac sign: Aries
- Religion: Christianity
- Ethnicity: Mixed (Caucasian/White)
- Profession: Bodybuilders, Social media influencers
- TikTok: @thetrentwins
- Instagram: @trentwinss_
- YouTube: @thetrentwins
What is the height and weight of Tren Twins?
Michael has a height of 5 feet 6 inches, and Christian is a little taller at 5 feet 7 inches. Christian is 185 lbs (84 kg), and Michael is approximately 82 kg. The two were insecure about their shortness below average a few years ago.
Rise to Fame
The Tren Twins became famous in August 2022 when they uploaded the video “How to Grow a Superhero Chest” to YouTube. Their chest exercise was brutal, and it was filmed in the video and has already been viewed more than 700,000 times.
That was their success that made them popular in the fitness world. The twins have now amassed an enormous fan base of more than 2.4 million TikTok followers and 1.87 million YouTube subscribers, on which they share clips of their workouts and diet advice.
Trivia
Mike and Chris follow an intense six-day workout plan based on compound exercises and heavy lifting. They are brand ambassadors for YoungLa, Huge Supplements, and Marek Health.
The name “Tren Twins” came after they were accused of using Trenbolone, a steroid, which they turned into their brand identity. Before bodybuilding, they aimed to build a football career.
Net Worth
As per online estimates, the Tren Twins have a combined net worth of roughly $2 million. Their earnings come from online content, clothing merchandise, and awards from bodybuilding contests.
