Metabolic Differences May Explain Higher Diabetes Risk in South Indians
A recent online discussion sparked by a health message from Dr. Swathi R Bhat, MBBS, MD, Internal Medicine, is highlighting potential reasons why individuals of South Indian descent may be disproportionately vulnerable to developing type 2 diabetes compared to their counterparts in North India. The conversation centers on key metabolic and dietary distinctions that could contribute to this disparity.
A growing body of evidence suggests that even at similar weights, South Indians often exhibit a less favorable body composition profile. According to one certified diabetes educator, “South Indians may look healthy, but often have less muscle and more deep belly fat.” This is significant because muscle tissue plays a crucial role in regulating blood sugar, while excess abdominal fat can hinder the body’s ability to manage glucose effectively.
The combination of low muscle mass and high visceral fat – fat stored deep within the abdomen – creates a “high-risk metabolic profile,” explains a public health expert. This profile reduces insulin sensitivity, increasing the likelihood of diabetes even in individuals who don’t appear to be overweight. Muscle tissue is a major site for glucose uptake, meaning less lean mass puts greater strain on the pancreas to produce insulin. Simultaneously, visceral fat releases inflammatory markers that further impair insulin action, accelerating the progression of metabolic disease.
Fortunately, addressing this imbalance doesn’t require drastic lifestyle changes. Experts recommend incorporating strength training two to three times a week to improve muscle mass and glucose utilization. Prioritizing protein intake with each meal is also crucial, as it supports muscle repair and promotes feelings of fullness. Reducing prolonged periods of inactivity with short bursts of walking or mobility exercises throughout the day is also beneficial. Furthermore, prioritizing adequate sleep and managing stress levels are equally important, as both directly impact fat storage and appetite regulation.
Traditional South Indian diets, often characterized as carbohydrate-dominant, also play a role in this increased risk. Meals frequently consist of polished white rice and carbohydrates, with fewer proteins or fibers to balance blood sugar levels. This pattern can lead to frequent and significant spikes in post-meal glucose, placing a constant strain on the pancreas. As one expert stated, “When this pattern is repeated across breakfast, lunch, and dinner, the pancreas is under frequent strain, and the body remains in a cycle of glucose spikes and crashes. Over time, this contributes to reduced insulin sensitivity.”
However, experts emphasize that it’s not about abandoning traditional foods altogether. Instead, the focus should be on balancing the plate. A simple strategy involves starting meals with a source of protein, such as curd, dal, sambar, paneer, or eggs. Adding vegetables like poriyal, salads, or sambar increases fiber intake, slowing down digestion. Consciously portioning carbohydrates and pairing fermented foods like dosa or idli with protein-rich chutneys, podis, or lentil-based sides can also help prevent rapid sugar spikes.
Ultimately, even small, consistent changes to diet and exercise habits can make a significant difference in protecting against type 2 diabetes and promoting long-term metabolic health.
Disclaimer: This article is based on information from the public domain and/or the experts we spoke to. Always consult your health practitioner before starting any routine.
