Mr Farhan Khan
Fitness Trainer
Powerlifting coach who has taken 40+ members past a 200kg deadlift.
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D Oxygen Gym · O²GYM
Strength is built in the reps nobody sees. Train with elite coaches, world-class equipment and a program engineered around your goals — discipline in, transformation out.
15,000 sq ft of dark steel, bright energy and a coaching team obsessed with your results.

Mon – Sat
6:00 AM – 12:00 PM
3:30 PM – 10:00 PM
Sun: 4:00 PM – 8:00 PM
Hammer Strength racks, plate-loaded machines and a full free-weight floor.
Certified trainers on the floor every hour we're open.
Dedicated zones so you never wait for a machine at peak hours.
Structured programs, measurable progress, a community that shows up.
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Happy Members
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Expert Trainers
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Years Experience
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Transformations

No guesswork, no wasted sessions. Your coach builds the plan, corrects every rep and holds you accountable until the results are undeniable.
Certified, obsessive and in your corner from the first session to the final rep.
Fitness Trainer
Powerlifting coach who has taken 40+ members past a 200kg deadlift.
View ProfileBodybuilding
Metabolic conditioning specialist focused on sustainable fat loss.
View ProfileFitness Trainer
Certified Fitness Trainer | Expert in Lean Muscle Development and Strength Training | Passionate about helping clients achieve their fitness goals.
View ProfileFunctional Training
Mobility-first coaching for athletes and desk-bound warriors alike.
View ProfileNo joining fee. Cancel anytime. Every plan includes an onboarding session.
Non-Cardio (Strength)
Cardio + Strength
Pick a timeline. I'll handle the programming, the coaching and the accountability.
1 Month
Perfect for beginners building the habit and learning perfect form.
₹6,000
8 training sessions
3 Months
For serious progress — strength, conditioning and visible change.
₹15,000
36 training sessions
3 Months
1-on-1 Guidance by International Certified Coach.
₹25,000
International Certified Coach Natural Transformation Specialist
Every zone designed so you can train hard without ever queuing for equipment.

30+ curved and incline treadmills

Spin studio and Concept2 rowers

Dumbbells from 2kg to 60kg

Plate-loaded and selectorised

Ropes, sleds, kettlebells, turf
See how we train before you step in — real sessions, real energy, real people at O²GYM.
Authentic stories from members who committed to consistency, smart nutrition, and expert coaching at D OXYGEN GYM, Patna, Bihar.
“Joining D OXYGEN GYM was the best health decision I've made in Patna. Coach Farhan customized my training with progressive overload and gave me a practical home-cooked diet plan. I dropped 16 kg without starving, and my stamina has doubled!”
Rahul Sharma
Guided by Coach: Mr Farhan Khan
Starting
92 kg (Sedentary / High BP)
Current
76 kg (14% Body Fat)
Duration
6 months
“Superb spacious gym in Patna with dedicated cardio and functional turf area. Sanitized equipment, steam room, and great workout music.”
Rohan Kumar
Member for 1.5 yrs · Kankarbagh, Patna, Bihar
“Lost 9 kg in 3 months with the Personal Training program at Rupaspur branch. Scientific tracking and zero false promises. Highly recommended!”
Pooja Singh
Member for 8 mos · Bailey Road, Patna, Bihar
“At 46, I feel fitter than in my twenties. Certified coaches who understand joint mobility and recovery before loading heavy weights. Best gym in Patna, Bihar!”
Amitabh Banerjee
Member for 2 yrs · Danapur, Patna, Bihar
Body Mass Index is a quick starting point. Healthy range sits between 18.5 and 24.9 — your coach will map the full picture with body-composition testing.
Enter your details to see your result
Full access, one coached session, zero commitment. Tell us when suits you.