Introduction on Massy Arias
Massy Arias, born Massiel Indhira Arias in the Dominican Republic, is a certified personal trainer, health coach, and motivational speaker who has become a global symbol of strength, resilience, and transformation. Formerly known online as “Mankofit,” she rose to prominence by sharing her personal journey of overcoming depression through fitness, inspiring millions with her authenticity and energy.
Now based in Los Angeles, Massy is the creator of the MA Warrior Challenge, a holistic fitness movement that emphasizes not just physical strength, but also mental and emotional well-being. Her programs focus on building mobility, self-love, and sustainable health for the mind, body, and soul.
Who is Massy Arias

Massy Arias — born Massiel “Massy” Indhira Arias on November 23, 1988, in Santo Domingo — is a Dominican‑born fitness coach, personal trainer, wellness influencer, and motivational speaker, now based in Los Angeles, USA.
Now based in Los Angeles, Massy is the creator of the MA Warrior Challenge, a holistic fitness movement that emphasizes not just physical strength, but also mental and emotional well-being. Her programs focus on building mobility, self-love, and sustainable health for the mind, body, and soul.
Fluent in both English and Spanish, she uses her platform to empower women, especially mothers and beginners, to embrace progress over perfection. Her story—from battling emotional hardship to becoming a celebrated fitness influencer and mother—is a testament to the healing power of movement and mindset.
Massy Arias on wiki

Category | Details |
Full Name | Massiel “Massy” Indhira Arias |
Known As | Massy Arias (formerly “MankoFit”) |
Date of Birth | November 23, 1988 |
Age (as of 2025) | 36 years old |
Place of Birth | Santo Domingo, Dominican Republic |
Nationality | Dominican-American |
Ethnicity | Afro-Latina |
Religion | Not publicly disclosed |
Current Residence | Los Angeles, California, USA |
Languages | Spanish (native), English |
Occupation | Fitness Coach, Wellness Influencer, Entrepreneur, Motivational Speaker |
Known For | Holistic fitness approach, inspirational mental health journey |
Career Start | Around 2012 (after recovering from depression) |
Initial Social Handle | @MankoFit (Instagram) |
Instagram Followers | Over 2.7 million (as of latest data) |
Major Programs | Sculpt by Massy, 30-Day Transformations, FitMom routines |
Certifications | Certified Personal Trainer (CPT) |
Brands Collaborated With | CoverGirl, Target C9, Tru Supplements (Founder) |
Entrepreneurship | Founder of Tru Supplements & creator of the “Sculpt” fitness app |
Spouse | Stefan Williams (also business partner) |
Children | 1 daughter – Indira Sarai |
Body Type | Athletic, muscular |
Height | Approx. 5 feet 7 inches (170 cm) |
Weight | Approx. 65–70 kg (143–154 lbs) |
Fitness Focus | Strength training, yoga, nutrition, mental health |
Net Worth (Estimated) | $1.5 – $2 million (approx., as of 2024–2025) |
Diet Preference | Balanced, clean eating; promotes holistic nutrition |
Apparel Style | Athletic wear, often from her sponsored brands or own line |
Daily Routine |
Early wake-up, strength workout, meals with family, coaching sessions, online content creation
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Website | www.massyarias.com |
@massy.arias | |
YouTube Channel | Massy Arias YouTube |
Other Platforms | Facebook, TikTok, Pinterest, App Store (Sculpt) |
Massy Arias Parents and Siblings
Massy Arias has not publicly shared extensive details about her parents or siblings in interviews or on social media.
Massy Arias Nationality, Ethnicity ,Religion
Nationality
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Dominican by birth, born in Santo Domingo, Dominican Republic.
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Immigrated to the U.S. at age 13–14 and has been an American resident/citizen since then .
Ethnicity
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Identifies as Afro‑Latina / Afro‑Latinx, reflecting her African and Latin American heritage.
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Described as multiracial in various profiles.
Religion
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Her specific religion is not publicly disclosed.
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However, she has referenced that faith played a major role in her healing from depression, often pairing spiritual beliefs with fitness and mental wellness in her content.
Massy Arias Relationship

Period | Partner | Key Details |
Pre-2011 | Unnamed abusive ex-boyfriend |
Massy endured emotional abuse in a relationship that contributed to depression; she credits hitting “rock bottom” and turning to fitness as her path to healing.
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Circa 2011 | Stefan Williams (aka “Willy Beamen”) |
Began dating long-distance around 2011; met in person in 2012 and moved in together after about a year .
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2016 | Married Stefan Williams | Tied the knot in 2016, showcasing their partnership professionally and on social media . |
2017 | Welcomed daughter Indira Sarai | First child born in March 2017; the couple frequently included her in family workout videos . |
2020 | Divorce from Stefan |
Massy and Stefan separated in 2020. Stefan reportedly filed for custody, child support, and alimony. Massy described the relationship as mentally abusive during divorce discussions .
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2021–Present | Single mother |
As of mid‑2021, Massy is focused on raising her daughter as a single mom and rebuilding her personal life .
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Massy Arias Height & Weight
Height
Massy Arias stands tall at approximately 5 feet 9 inches (or 175 cm). Her height contributes significantly to her powerful, athletic presence, which is especially noticeable in her workout demonstrations and fitness videos. Being taller than average for women in the fitness industry, her stature complements her strong, well-defined physique and aids in showcasing various exercises with perfect posture and alignment.
Weight
Her body weight typically ranges between 145 to 155 pounds (around 66 to 70 kilograms). This range can fluctuate slightly depending on her fitness goals, such as building muscle, cutting fat, or prepping for specific content. With a focus on strength, mobility, and overall health, Massy’s weight reflects her dedication to maintaining a lean, muscular, and functional physique, rather than conforming to aesthetic ideals. She promotes fitness as a lifestyle and encourages others to prioritize health over numbers on a scale.
Massy Arias Full Body Measurements

Height & Weight
Massy Arias stands approximately 5 feet 9 inches (175 cm) tall and maintains a weight around 145–155 pounds (66–70 kg), though some sources list her as light as 139 lb (63 kg). This weight range complements her muscular, lean, and athletic physique, reflecting her dedication to strength and functional fitness rather than mere aesthetics .
Body Measurements (Bust – Waist – Hips)
Her body measurements are most commonly cited as 36–24–36 inches (bust 91.5 cm, waist 61 cm, hips 91.5 cm), which underscores her balanced, strong build and hourglass silhouette.
Additional Stats
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Bra size: 32B
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Dress size: US 4
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Shoe size: US 7
These measurements consistently appear across fitness model profiles and popular “celebrity facts” platforms.
Collectively, these statistics—height, weight, and body measurements—paint a clear picture of Massy’s athletic and well-proportioned physique, built not around extreme slenderness but around functional muscle strength and overall health.
Massy Arias Educational Details
Schooling
Massy attended Babeque Secondary School in the Dominican Republic before immigrating to the United States around age 13–14 .
College & University
After moving to New York City, she initially secured a scholarship to the State University of New York at Cortland, but relinquished it to care for her brother, who was battling cancer. She then enrolled at Queens College (part of the City University of New York system), balancing studies and caregiving duties.
Nursing School
At one point, Massy pursued training in nursing, with an interest in forensic pathology. She later left nursing school amid her personal crises and deep depression.
Fitness Certification
After discovering fitness during her mental health struggles, she pursued and obtained formal certification as a personal trainer. Her growing client base and self-driven learning journey provided the foundation for her professional fitness career.
Massy Arias Daily Routine
Morning Routine
Massy typically starts her day early, around 5:30–6:00 AM, to create a peaceful and productive head start. She prioritizes hydration with lemon water or a detox tea and practices gratitude or journaling to set her intentions. She often includes a short meditation or breathing session to mentally ground herself before the demands of the day.
Workout Session
By 7:00 AM, Massy usually begins her morning workout, either at home or in her private studio. Her training varies but includes:
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Strength training (bodyweight, resistance, functional movement)
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High-Intensity Interval Training (HIIT)
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Mobility work and yoga
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Sometimes she integrates her Sculpt Program routines
Sessions last 45–60 minutes. She occasionally records parts of her workouts for social media or her fitness app.
Nutrition & Meals
Her post-workout meal is nutrient-dense and balanced, typically involving:
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Protein (e.g., eggs, chicken, plant-based options)
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Complex carbs (e.g., oats, sweet potatoes, quinoa)
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Healthy fats (e.g., avocado, nuts, olive oil)
She drinks plenty of water and includes Tru Supplements, her own brand of plant-based products.
Massy eats 3 main meals and 1–2 snacks daily, emphasizing whole, unprocessed foods and clean nutrition.
Family Time
Late mornings and early afternoons are usually spent with her daughter, Indira Sarai, especially when she’s not working on content or coaching. She prioritizes being hands-on in her child’s upbringing, including playtime, school prep, and shared meals.
Work & Business
Massy dedicates the midday to early evening to work:
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Online coaching and client check-ins
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Content creation (videos, Instagram, YouTube)
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Meetings related to her fitness app or supplement brand
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Responding to emails and managing her business operations
She often films brand campaigns or fitness tutorials during this block.
Evening Routine
In the evening, she prepares and eats a light dinner—often plant-based—and spends unplugged time with her daughter. This includes reading, quiet time, or simple activities.
By around 9:30–10:00 PM, she winds down with light stretching, journaling, or meditation, avoiding screens to support deep rest.
Sleep Schedule
Massy ensures she gets around 7–8 hours of quality sleep, understanding that recovery is just as vital as training.
Massy Arias Career
Massy Arias is a Dominican-American certified personal trainer, health coach, entrepreneur, and motivational speaker who rose to prominence through her powerful transformation story and social media presence. Her career is built on a foundation of fitness, mental health advocacy, and holistic wellness.
From Depression to Fitness
Massy’s fitness journey began during a dark period in her life when she was battling severe depression after enduring trauma, relationship abuse, and caring for her terminally ill brother. She turned to exercise as a form of emotional healing. Initially unable to do even basic workouts, she slowly gained strength and confidence.
Social Media Rise
She started documenting her transformation on Instagram under the handle @MankoFit, sharing workout routines, progress photos, motivational captions, and mental health insights. Her authenticity and transparency quickly gained traction, leading to a massive online following.
Today, her Instagram account (@massy.arias) has over 2.7 million followers, and she is recognized globally as a fitness influencer.
Becoming a Certified Trainer
To solidify her expertise, Massy became a Certified Personal Trainer (CPT). She began training private clients in Los Angeles and online, offering guidance on strength training, mobility, weight loss, and mindset coaching.
Her unique style blends weightlifting, yoga, HIIT, bodyweight training, and mental coaching—appealing to both men and women looking for sustainable, empowering fitness solutions.
Massy Arias NetWorth
Source | Net Worth Estimate |
Exercise.com (“Top 10 Richest Fitness Influencers”) | ~$1 million (exercise.com) |
Glusea (Feb 2025) | ~$1 million |
Famous People Today (updated Mar 2025) | ~$3 million |
Massy Arias Biography

Massy Arias, born Massiel Indhira Arias on November 23, 1988, in Santo Domingo, Dominican Republic, is a Dominican-American certified personal trainer, health coach, entrepreneur, and one of the most influential fitness personalities in the world. Known for her strong, sculpted physique and motivating presence, Massy is more than just a fitness icon—she’s a symbol of resilience, transformation, and holistic wellness.
Massy moved to the United States as a teenager, settling in New York City, where she faced the daunting challenge of adjusting to a new language and culture. Her early years in America were filled with adversity, including bullying, language barriers, family struggles, and a toxic relationship that left her emotionally depleted. During her early 20s, Massy experienced a deep, paralyzing depression. She withdrew from nursing school and isolated herself for months, battling suicidal thoughts and hopelessness. Her turning point came when she began using exercise as therapy—starting with light body movements that eventually led to a full-fledged transformation in mind and body.
In 2012, Massy began sharing her fitness journey on Instagram under the handle @MankoFit. Her raw, honest posts about mental health, fitness struggles, and empowerment quickly resonated with thousands—and eventually millions. She became a certified personal trainer, developed a distinct fitness style blending strength training, yoga, HIIT, and functional mobility, and launched her own programs to help others overcome both physical and emotional hurdles.
Massy’s career took off with massive online support. She built a community of over 2.7 million followers on Instagram, collaborated with global brands like CoverGirl and Target’s C9 activewear, and launched her own supplement line (Tru Supplements). She also created the Sculpt by Massy fitness app and program, offering holistic plans that combine workouts, nutrition, and wellness education.
Massy Arias Viral Vedio
Massy Arias Social Media Accounts
Platform | Username/Handle | Link | Followers |
@massy.arias | @massy.arias | 3M | |
TikTok | @massy.arias | @massy.arias | 367K |
Manko.Fit (Massy Arias) | Manko.Fit (Massy Arias) | 978K | |
YouTube | @Mankofit | @Mankofit | 1.35M |
Conclusion
Massy Arias’s journey is a powerful testament to the transformative power of fitness, resilience, and self-love. From battling deep depression and personal trauma to rising as one of the most recognized health and wellness influencers in the world, she has carved out a space that merges physical strength with mental and emotional well-being. Through her fitness programs, social media platforms, and entrepreneurial ventures like Tru Supplements, Massy continues to inspire millions to embrace a healthier, more balanced lifestyle.
More than just a personal trainer, Massy is a role model for women, single mothers, and anyone struggling to find purpose or healing. Her bilingual outreach, honest storytelling, and holistic coaching style make her impact global and deeply personal. Whether she’s sharing a workout, a vulnerable story, or motivating others to rise above adversity, Massy Arias remains a beacon of strength, discipline, and transformation in the fitness world.
Frequently Asked Questions(FAQs)
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Who is Massy Arias?
Massy Arias is a Dominican-American certified personal trainer, health coach, entrepreneur, and motivational speaker known for her holistic fitness approach and mental health advocacy. -
What is Massy Arias’s real name?
Her full name is Massiel Indhira Arias. -
Where was Massy Arias born?
She was born in Santo Domingo, Dominican Republic. -
How old is Massy Arias?
As of 2025, she is 36 years old (born November 23, 1988). -
What is Massy Arias’s height and weight?
She stands about 5′9″ (175 cm) and weighs around 145–155 lbs (66–70 kg). -
What is Massy Arias’s ethnicity?
She is Afro-Latina, representing African and Latin American heritage. -
Is Massy Arias married?
She was married to Stefan Williams but they divorced in 2020. She is currently single. -
Does Massy Arias have any children?
Yes, she has a daughter named Indira Sarai, born in 2017. -
What is Massy Arias known for?
She is known for her fitness transformation, motivational speaking, and holistic coaching, blending physical workouts with mental and emotional wellness. -
What is Massy Arias’s net worth?
Her estimated net worth is between $1 million to $3 million. -
Does Massy Arias have a fitness app?
Yes, she offers the “Sculpt by Massy” app, featuring workout plans, nutrition guidance, and wellness coaching. -
What is her supplement brand?
Massy is the founder of Tru Supplements, which provides plant-based, clean nutritional products. -
Where can I follow Massy Arias online?
You can find her on Instagram @massy.arias, YouTube @Mankofit, TikTok, Facebook, and her website massyarias.com. -
What inspired Massy to start her fitness journey?
She turned to fitness as a way to heal from severe depression and emotional trauma, which sparked her transformation and career. -
Is Massy Arias bilingual?
Yes, she is fluent in Spanish and English, which allows her to connect with a wide, diverse audience.
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