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Connecting the Dots: The Surprising Link Between Obesity and Diabetes Explained

Did you know that carrying extra weight can increase your risk of developing Type 2 diabetes? The World Obesity Federation's 2023 atlas predicts that 51% of the world will be suffering from obesity or excess weight in the next 12 years. Over 2.3 billion people are struggling with extra weight currently and over 460 million people worldwide have diabetes, with Type 2 diabetes accounting for most cases.

Obesity is considered one of the most significant risk factors for developing diabetes. But how exactly does obesity lead to diabetes? Well, it all comes down to how your body processes insulin, a hormone that regulates blood sugar levels. When you struggle with excess weight, your body’s sensitivity to insulin decreases,   leading to high blood sugar levels and eventually to Type 2 diabetesRead more

However, the relationship between obesity and diabetes is not a one-way street. People with Type 2 diabetes are also at a higher risk of developing obesity due to insulin resistance and other metabolic factors  . Understanding the connection between obesity and diabetes is crucial for preventing and managing both these conditions. Read Less

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Written ByShruti gujarathi
AboutShruti gujarathi
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Shruti Gujarathi has 5 years of experience in the BFSI sector, and as Manager – Digital Marketing at Bajaj Life Insurance, manages digital and content marketing. She has had hands-on experience in content strategy, performance marketing and Strategic Alliances over a career spanning 10 years, with deep expertise in insurance domain.
Reviewed ByRituraj Singh
AboutRituraj Singh
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Rituraj Singh,With over 6.5 years of experience in the insurance industry, Rituraj Singh, Manager- Product & Brand Marketing at Bajaj Life Insurance overlooks new product launches, compliance, and brand projects, leveraging artificial intelligence and technology to enhance outcomes.
Written on: 13th November 2025
Modified on: 14th November 2025
Reading Time: 15 Mins
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Demystifying Obesity

Obesity is a condition when your body mass index (BMI) is 30 or higher. Genetics, environment and behaviour can contribute to obesity, including unhealthy eating habits, lack of exercise and a sedentary lifestyle. Unfortunately, obesity can lead to several health issues, such as Type 2 diabetes, heart disease, stroke and even some cancers. Thus, it is essential to understand the effects of obesity on your health. Taking steps to maintain a healthy weight is crucial to preventing these diseases.  


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Here are the risk factors for obesity.


  • Unhealthy diet: Consuming a diet high in calories, sugar and fat increases your risk of obesity.
  • Sedentary lifestyle: Lack of physical activity can lead to weight gain and obesity.
  • Genetics: If you have a family history of obesity, you are more likely to be overweight.
  • Medical conditions: Certain medical conditions like hypothyroidism, Cushing's syndrome and Prader-Willi syndrome can increase your risk of obesity.
  • Medications: Some medications, such as corticosteroids, antidepressants and antipsychotics, can cause weight gain and obesity.
  • Age: As you age, your metabolism slows down and your risk of obesity increases.
  • Sleep deprivation: Lack of sleep can affect the hormones that regulate appetite, leading to weight gain and obesity.

By understanding the risk factors for obesity, you can take proactive steps to prevent it and maintain a healthy weight.


Breaking Down the Basics of Diabetes

Diabetes is a condition where your body struggles to regulate blood sugar levels. There are two types of diabetes: Type 1 and Type 2.


To better understand the link between diabetes and obesity, it is important to know the differences between the two types of diabetes. Type 1 diabetes happens when your body's immune system mistakenly attacks the cells in your pancreas that create insulin. On the other hand, Type 2 diabetes occurs when your body cannot produce enough insulin or becomes resistant to it. This means that your body cannot effectively use insulin, which can lead to high blood sugar levels. Shockingly, Type 2 diabetes accounts for around 90% of all diabetes cases, and there is a strong association between Type 2 diabetes and obesity.


Obesity and Diabetes: The Fascinating Connection

Obesity is a well-known risk factor for developing diabetes mellitus. Let's uncover the facts and understand why obesity increases this risk. Here's the breakdown:


Insulin resistance

Obesity can cause diabetes due to insulin resistance. People with obesity have fat cells that release chemicals in the body. These chemicals can cause inflammation and interfere with how insulin works in the body, leading to insulin resistance. This means your body becomes less sensitive to insulin, leading to higher blood sugar levels.  


Inflammation

Obesity triggers chronic low-grade inflammation, damaging cells that produce insulin. This can result in reduced insulin production. The inflammation can also cause the special cells that detect insulin to stop working properly and make it difficult for them to respond to insulin, increasing the risk of developing diabetes.


Changes in gut hormones

Obesity can alter the levels of gut hormones that regulate appetite and glucose metabolism. These changes can lead to insulin resistance, impaired glucose regulation, increased appetite and an increased risk of developing type 2 diabetes.


Fat deposition in organs

When fat builds up in places other than the fat tissue, like the liver, pancreas and muscles, it can cause insulin resistance and Type 2 diabetes. When excess fat accumulates in these organs, it can interfere with their normal function and disrupt insulin signalling pathways, leading to insulin resistance and high blood sugar levels.  


Thus, obesity disrupts your body's delicate balance and increases the risk of diabetes mellitus through various mechanisms. However, the good news is that you can take steps to prevent or manage obesity, reducing your risk of diabetes. It's never too late to make positive changes and prioritise your health!


Battling Obesity and Beating Diabetes: Proactive Tips for Prevention

Here are some ways to prevent obesity and diabetes:


1. Power up with plant power: Fill your plate with a colourful array of fruits and veggies as they are rich in fibre, have a high water content and have fewer calories. This will help you in managing your weight.


2. Dance like nobody's watching: Put on some upbeat tunes and dance your heart out for a fun and effective workout as exercise burns calories and will help you stay fit.


3.  Channel your inner foodie: Add herbs and spices to make healthy meals delicious and gourmet as they are known to boost metabolism and keep you slim.


4. Embrace the Zen: Take time to relax, practice mindfulness, and prioritise self-care for good health. Regular practice of mindfulness will reduce your stress hormone levels  and prevent obesity.  


5. Sleep like a baby: Create a cosy bedtime routine for restorative sleep and waking up refreshed. Sleep is crucial for maintaining your BMI and will maintain your body fat mass when your energy intake is reduced.


6. Sip smartly: High sugar consumption is directly related to abdominal obesity. Hence, swap sugary drinks for infused water, herbal tea or sparkling water with a splash of fresh fruit juice.


7.  Squad goals: Surround yourself with a supportive group that shares your health goals for motivation and fun. Remember, prevention is key to optimal health.


Incorporate these engaging strategies into your lifestyle and enjoy the journey to better health! Keep it fun, exciting and inspiring as you take charge of your well-being!


Take Control of Your Health: Conquering Obesity and Diabetes for a Brighter Future

Congratulations on taking a step toward better health! By taking control of your lifestyle, you will be empowered to prevent and conquer obesity and diabetes. Remember that small changes can make a big difference, so keep incorporating healthy habits discussed earlier into your daily routine. Most importantly, never hesitate to seek professional help when needed. You have the power to make a positive impact on your health and future, so stay committed to your journey. Keep in mind that good health is a lifelong journey, and it requires consistent effort and dedication. With the right mindset and tools, you can achieve your goals and live your best life.  

Disclaimers:
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The content of this article is intended for informational purposes only and does not provide any professional medical/nutritional advice. Kindly consult your Dietician/Nutritionist/Doctor for any assistance/advice. Bajaj Life Insurance Limited (Formerly known as Bajaj Allianz Life Insurance Company Ltd.) disclaims any warranty, responsibility or liability for the accuracy of the above information and assumes no responsibility for errors or omissions.

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Bajaj Life eTouch- A Non Linked, Non-Participating, Individual Life Insurance Term Plan (UIN: 116N172V04)

*Tax benefits as per prevailing Section 10(10D) and Section 80C of the Income Tax Act shall apply. You are requested to consult your tax consultant and obtain independent advice for eligibility before claiming any benefit under the policy.Above Tax benefit is calculated considering deduction of Rs. 150,000 and applicable tax rate of 31.20%.

~Individual Death Claim Settlement Ratio for FY 2023-2024

1Premium Holiday has to be selected at inception to avail this benefit and also depends on other policy terms & conditions


Bajaj Life Insurance Limited (Formerly known as Bajaj Allianz Life Insurance Company Limited) | IRDAI Reg no. 116


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