Chairman, Bone & Joint Institute, Medanta – The Medicity
ID: DMC-09943
Delhi Medical Council (DMC) & Haryana Medical Council
Dr. S.K.S. Marya is the Chairman of the Bone and Joint Institute at Medanta – The Medicity, Gurugram. With more than 35 years of clinical and surgical expertise, Dr. Marya has conducted over 20,000 joint replacement surgeries and is a pioneer in robotic joint replacement, athletic conditioning, and musculoskeletal rehabilitation.
Orthopedics, Joint Replacement Surgery, Sports Medicine, Musculoskeletal Rehabilitation, Sarcopenia Prevention
35+ Years Orthopedic Surgery & Sports Medicine
Chairman, Bone & Joint Institute, Medanta – The Medicity, Gurugram, Delhi NCR
“Biomechanical Axis Restoration in Computer-Navigated Total Knee Arthroplasty (TKA) vs Conventional Instrumentation in Severe Varus Deformities”
Institution: Postgraduate Institute of Medical Education and Research (PGIMER), Chandigarh & University of Liverpool (UK)
Master of Surgery & MCh surgical thesis demonstrating superior coronal alignment, reduced perioperative blood loss, and accelerated rehabilitation in bilateral single-stage joint replacement using computer kinematic navigation.
Dr. Marya has zero commercial product endorsements or orthopedic hardware conflicts of interest.
Educational healthcare resources created for public health literacy.
Fitness & WellnessA balanced exercise regimen is the single most potent non-pharmacological intervention for metabolic health, musculoskeletal preservation, and longevity. Discover how to structure progressive resistance training, Zone-2 aerobic conditioning, and neuromuscular mobility into a sustainable 7-day weekly schedule.
Senior HealthAge-related muscle wasting (sarcopenia) and osteopenia are not inevitable consequences of aging. Discover evidence-based clinical protocols for progressive resistance training, dietary leucine-rich protein distribution, balance vestibular training, and home fall-risk reduction.
Senior HealthcareOsteoporosis is a systemic skeletal disorder characterized by low bone mineral density (BMD) and microarchitectural deterioration of bone tissue, leading to bone fragility and heightened fracture risk. Explore the cellular biology of osteoclast/osteoblast remodeling, dual-energy X-ray absorptiometry (DEXA) T-score interpretation, FRAX fracture risk algorithms, anti-resorptive vs. anabolic bone medications, and progressive resistance loading.
Senior HealthcareDementia is an umbrella clinical syndrome characterized by progressive cognitive decline severe enough to interfere with independent daily functioning. Explore the neuropathological hallmarks of Alzheimer's Disease (extracellular amyloid-beta plaques and intracellular hyperphosphorylated tau neurofibrillary tangles), cognitive screening instruments (MoCA, Mini-Cog), reversible pseudo-dementias, and disease-modifying monoclonal antibody therapies.
Senior HealthcareOsteoarthritis (OA) is the most common chronic joint disease globally, characterized by the progressive degradation of hyaline articular cartilage, subchondral bone sclerosis, osteophyte formation, and low-grade synovial inflammation. Explore the biomechanical and enzymatic pathophysiology of cartilage wear, Kellgren-Lawrence radiographic grading, evidence-based non-pharmacological exercise therapy, and surgical joint arthroplasty.
FitnessIn exercise science and metabolic health, the debate between aerobic endurance training (cardio) and progressive resistance training (strength) is often framed as an either/or dichotomy. In physiological reality, these two modalities stimulate complementary cellular signaling pathways (AMPK vs. mTORC1) that synergize to maximize metabolic flexibility, body composition, cardiorespiratory fitness, and all-cause longevity.
FitnessCardiorespiratory fitness, quantified objectively as VO2 Max (maximal oxygen uptake in mL/kg/min), is the single most powerful modifiable biomarker predicting all-cause mortality and cardiovascular healthspan. Explore the cardiopulmonary Fick equation, the physiological boundaries of 5-tier Heart Rate Training Zones, mitochondrial Zone-2 base building, and the Norwegian 4x4 HIIT protocol.
Senior HealthcareSarcopenia is the age-related loss of skeletal muscle mass, strength, and neuromuscular function that drives frailty, fall risks, and loss of functional independence in seniors. Review EWGSOP2 diagnostic criteria (handgrip dynamometry, chair rise test, DEXA appendicular lean mass), optimal per-meal protein distribution (30–40g), and progressive resistance training protocols.
Senior HealthcareBenign prostatic hyperplasia (BPH) is the non-malignant adenomatous proliferation of the prostate transition zone, affecting over 70% of men over age 60. Review obstructive vs. irritative urinary symptoms, the International Prostate Symptom Score (IPSS), PSA evaluation, alpha-1 blockers, 5-alpha reductase inhibitors, and minimally invasive surgical therapies.
Senior HealthcarePolypharmacy—the concurrent use of 5 or more prescription medications—affects over 40% of older adults, significantly increasing the risk of adverse drug reactions, cognitive decline, falls, and prescribing cascades. Review the AGS Beers Criteria for potentially inappropriate medications, anticholinergic burden, and structured deprescribing protocols.
FitnessZone 2 cardiovascular exercise is defined as the exercise intensity where fat oxidation is maximized and blood lactate concentration remains low and stable (1.5–2.0 mmol/L). Understand mitochondrial biogenesis (PGC-1alpha), metabolic flexibility, the 'conversational talk test,' and optimal weekly training volume (150–240 minutes) for cardiovascular and metabolic longevity.
FitnessDelayed Onset Muscle Soreness (DOMS) is the familiar stiffness and tenderness that peaks 24 to 72 hours after unaccustomed or heavy eccentric resistance training. Dispel persistent myths about lactic acid buildup, examine sarcolemmal micro-tears and inflammatory cytokine signaling, review the pros and cons of post-workout cold water immersion, and implement active recovery protocols.
