Senior Consultant Surgeon & Deputy Head of Surgery at SKH. Leads Upper GI & Bariatric Service. Fellow of RCS Edinburgh & Glasgow and World Obesity Federation. PhD in Biomedical Engineering. Expert in surgical innovation and obesity treatment.
Lifestyle & Wellness
Clinician's Perspective: • The 10-Calorie Rule: For every permanent reduction of 10 kcal (calories) in daily intake, an average person will eventually lose about 1 lb (0.45 kg) of weight, but reaching this steady state takes approximately three years. • The 3,500-Calorie Fallacy: The traditional rule
Understanding Obesity
Clinician's Perspective: • Redefining Obesity: A commission of 58 global experts has officially redefined obesity not just as a risk factor, but as a chronic, systemic illness called "Clinical Obesity" when it impairs organ function. • BMI Limitations: The commission recommends that Body Mass Index (BMI) be used
Lifestyle & Wellness
Clinician's Perspective: • Bidirectional Nature: The data suggests a "chicken or egg" relationship where it is difficult to determine if poor mental health leads to obesity or if obesity triggers psychological distress. • Environmental Exclusion: Participants described a "literal not fitting in," referencing the daily mental
Lifestyle & Wellness
Clinician's Perspective: • Similar level of Calories: Researchers identified no significant difference (p = 0.150) in total energy (the total number of calories) between 25 popular local Asian dishes and 29 Western fast food items. • High Saturated Fat: Local Asian dishes were found to contain significantly higher levels of
Understanding Obesity
Clinician's Perspective: • While the global BMI (Body Mass Index) cutoff for obesity is 30 kg/m², many Asian populations face metabolic risks at much lower levels, leading the WHO to suggest a lower obesity threshold of 27.5 kg/m². • Asian subgroups are not a monolith; for instance,
Understanding Obesity
Clinician's Perspective: • Weight Correlation: Individuals classified as "Evening Types" (late chronotypes) are significantly more likely to be overweight or obese compared to "Morning Types." • Caloric Consistency: Data across the reviewed studies show that both morning and evening types consume a similar total amount of
Lifestyle & Wellness
Clinician's Perspective: • Unlike glucose, fructose is processed almost entirely in the liver, where it bypasses regulatory "off-switches" to trigger De Novo Lipogenesis (the metabolic process of converting excess sugar into new fat). • High Fructose Corn Syrup (a chemically produced sweetener) is identified as a primary
Bariatric Endoscopy
Clinician's Perspective: • The controlled study randomized 40 participants to either Endoscopic Sleeve Gastroplasty (ESG) or a sham (simulated) procedure to isolate the specific impact of the intervention. • Weight Loss Efficacy: Participants in the ESG group achieved a mean total body weight loss (TBWL) of 9.47%, more than
Bariatric Surgery
Clinician's Perspective: • Reduced Mortality: Metabolic-bariatric surgery was associated with a 49% reduction in all-cause mortality (the risk of death from any cause) compared to traditional non-surgical weight management. • Diabetes Advantage: Participants with Type 2 Diabetes saw the most significant gains, with a 59% reduction in
Bariatric Surgery
Clinician's Perspective: • Reduced Cancer Incidence: The study revealed that patients who underwent bariatric surgery had a 32% lower risk of developing obesity-associated cancers compared to those who did not have surgery. • Lower Cancer Mortality: Researchers observed a 48% reduction in cancer-related deaths among the surgical group,
Bariatric Surgery
Clinician's Perspective: • Clinical Efficacy: Metabolic Bariatric Surgery (weight loss surgery that alters the digestive system) resulted in an average total weight loss of 28.3%, nearly triple the 10.3% observed in the medication group. • Economic Impact: Over a 24-month period, surgical intervention saved an average of
Lifestyle & Wellness
Clinician's Perspective: • Nutritional Adequacy: Many popular dietary patterns achieve weight loss by eliminating entire food groups, which frequently leads to micronutrient deficiencies (the lack of essential vitamins and minerals required for health). • Sustainability vs. Speed: While diets like Atkins or Keto often show rapid initial weight loss—up