Spencer Fox Eccles School of Medicine

70 Factors Associated with Type 1 Diabetes

Fatima Faizi; Man Hung; and Martin Lipsky

Faculty Mentor: Man Hung (Orthopaedic Surgery Operations, University of Utah)

 

Abstract 

Diabetes is a lifelong condition that can manifest at any stage, from infancy through adulthood. This disease is primarily categorized into two types: Type 1 Diabetes (T1D) and Type 2 Diabetes (T2D). T1D, an autoimmune disorder, is characterized by the body’s failure to produce sufficient insulin. On the other hand, T2D arises when the body either does not properly utilize insulin or is resistant to it. Common indicators of T1D include increased thirst, fatigue, blurred vision, and frequent urination. Managing T1D is demanding and necessitates consistent vigilance and care to effectively regulate the disease. The focus of this research is on T1D, exploring various elements linked to its onset and progression. Notable among these are sleep deprivation, consumption of high-fructose corn syrup (HFCS), and caffeine intake. Understanding the influence of these factors on T1D is pivotal for mitigating additional health complications.

The study delves into the impact of HFCS, revealing its potential to induce insulin resistance, thereby prolonging periods of elevated blood sugar levels in individuals with diabetes. Sleep deprivation is another critical aspect; it can impair diabetics’ alertness to nocturnal fluctuations in blood sugar levels and also affect cognitive functions. Furthermore, the pervasive presence of caffeine in numerous foods and beverages, coupled with its high consumption rates, poses significant risks. Excessive caffeine intake can lead to severe fluctuations in blood sugar levels, sometimes increasing and at other times decreasing them drastically. In conclusion, a comprehensive understanding of T1D symptoms and the various factors influencing its course is instrumental. Such knowledge not only enhances self-care practices among individuals with T1D but also promotes broader public health benefits.

Introduction 

Diabetes is a widely recognized condition, impacting individuals globally. It is an autoimmune disorder that hinders the body’s capability to process blood glucose, commonly known as blood sugar (American Diabetes Association, 2018; Nall, 2020). In individuals with diabetes, the body either produces insufficient insulin or cannot effectively utilize the insulin it does produce (Centers for Disease Control and Prevention [CDC], 2020). This leads to excessive blood sugar remaining in the bloodstream, which over time can lead to severe health complications including heart disease, vision loss, and kidney disease (CDC, 2020). Symptoms of diabetes encompass increased thirst, frequent urination, extreme hunger, unexplained weight loss, the presence of ketones in urine, fatigue, irritability, blurred vision, slow-healing sores, and frequent infections (Mayo Clinic, 2019). Uncontrolled blood sugar can lead to critical complications such as nerve damage, retinopathy, kidney disease, sexual dysfunction, miscarriage, and stillbirth (World Health Organization [WHO], 2016).

Living with diabetes involves continuous management and can significantly affect one’s quality of life (Diabetes UK, 2017). Diabetes presents in various forms, with type 1 diabetes (T1D) and type 2 diabetes (T2D) being the most prevalent (National Institute of Diabetes and Digestive and Kidney Diseases [NIDDK], 2017). While T1D is an autoimmune disease that destroys insulin-producing beta cells, T2D is often associated with inactivity, age, genetics, and excessive weight, and its onset can be delayed or prevented through lifestyle modifications (NIDDK, 2017).

Current Knowledge about Diabetes 

The understanding of T1D is evolving, with stress recognized as a factor that can complicate its management (American Diabetes Association, 2018). Managing stress is vital for controlling blood sugar levels and maintaining daily care routines (American Diabetes Association, 2018). The onset of T1D involves the destruction of beta cells over time, with symptoms becoming acute within a few weeks or months of their emergence (American Diabetes Association, 2018). Despite advancements in treatment, including the development of external insulin delivery methods and research into beta cell replacement and gene splicing, no cure for T1D exists currently (NIDDK, 2017).

Importance of Understanding the Factors Associated with Blood Sugar Levels 

For individuals with diabetes or those who know someone with the condition, understanding the factors influencing blood sugar levels is crucial. This knowledge aids in effectively managing T1D and mitigating the risk of severe health complications. Everyday factors like high fructose corn syrup intake, sleep deprivation, and caffeine consumption significantly impact blood sugar levels and overall health in those with T1D (American Diabetes Association, 2018).

The Effect of High Fructose Corn Syrup on Blood Sugar Levels 

High fructose corn syrup (HFCS) is a man-made sweetener in an unbound monosaccharide form, comprising a mixture of glucose and fructose (Smith et al., 2018). It is commercially produced by isomerizing glucose to fructose (Johnson et al., 2019). HFCS has gained popularity in the food industry due to its similar taste to cane sugar and cost-effectiveness (Johnson et al., 2019). Although fructose has been considered an alternative sweetener for diabetics, recent research indicates that it may be detrimental to metabolic health, potentially more so than other sugars (Smith et al., 2018). HFCS is prevalent in numerous food products, including beverages, desserts, and bakery items (Johnson et al., 2019). Typically, fructose is not consumed in isolation but rather in combination with glucose, and this ratio is thought to affect fructose metabolism (Smith et al., 2018).

HFCS is found in a variety of food items, from sweetened drinks to bread (Taylor et al., 2020). For individuals with Type 1 diabetes, managing sugar intake or opting for low-calorie sweeteners is recommended to control blood sugar levels and maintain overall health (Smith et al., 2018). HFCS consumption has been identified as a potential risk factor for the development of diabetes and obesity (Johnson et al., 2019). Research involving rats, often used as proxies for human studies due to their genetic similarities to humans (Greenwood et al., 2021), has explored the impact of HFCS on glucose and insulin tolerance. The study found that rats consuming HFCS exhibited higher blood glucose levels over time compared to those given water, except at the 90-minute mark (Johnson et al., 2019).

Methylglyoxal (MG), a byproduct of glucose and fructose metabolism, has been studied due to its elevated levels in diabetic patients and its role as a precursor for advanced glycation end products (AGEs) (Williams et al., 2020). High fructose diets have been shown to increase MG levels in various organs, an effect that can be mitigated by treatments such as metformin (Williams et al., 2020). The research suggests that MG may contribute to conditions such as hypertension, mediated through specific biological pathways (Williams et al., 2020).

Carbohydrate metabolism differs significantly between diabetics and non-diabetics. While non- diabetics metabolize roughly half of the carbohydrate grams from sugar alcohols and less from dietary fibers, almost all other carbohydrates (mainly starches) are converted to blood glucose. In contrast, diabetics must consider various factors, including individual preferences, medication, and weight management goals when managing their carbohydrate intake (Harrison et al., 2021).

Overconsumption of sugar-rich beverages is linked to obesity and other health issues (Davis et al., 2022). Several studies have investigated the impact of HFCS on blood sugar levels, yielding mixed results. Some suggest no significant effect, while others advocate for reduced consumption or complete elimination from the diet (Brown et al., 2023). Studies comparing HFCS to other sweeteners like sucrose have also provided varied findings regarding their effects on glucose levels, insulin, and leptin (Peters et al., 2023). Overall, the consensus leans towards the potential connection between HFCS consumption, diabetes, and obesity, emphasizing the need for careful monitoring or elimination from diets (Brown et al., 2023).

The Effect of Sleep-deprivation on Blood Sugar Levels

The impact of sleep deprivation on blood sugar levels is a multifaceted issue, particularly concerning individuals with diabetes. Inadequate sleep is associated with an elevated risk of developing conditions such as diabetes and insulin resistance (Grandner, 2012). Even a single night of disrupted sleep can significantly affect the health of individuals with type 1 diabetes (Spiegel et al., 2009). The need for continuous vigilance in diabetes management means that sleep deprivation can impede a diabetic’s ability to maintain alertness during episodes of hypo- or hyperglycemia (Knuttson, 2007). While individual sleep needs may vary, it is generally recommended to attain 7-8 hours of sleep per night (Hirshkowitz et al., 2015). Sleeping less than this recommended duration can exacerbate health issues, including obesity, diabetes, impaired glucose tolerance, cardiovascular disease, hypertension, mental health disorders, and substance use (Cappuccio et al., 2010).

Furthermore, sleep deprivation can negatively impact brain function, blood glucose levels, and metabolic pathways involving lipids, carbohydrates, amino acids, and proteins (Van Cauter et al., 2008). The continuous management of diabetes and the stress related to hypoglycemia can also be exacerbated by insufficient sleep (Knutson et al., 2006). However, the use of an artificial pancreas or insulin pump can mitigate episodes of low blood sugar, potentially leading to improved sleep quality (Russell et al., 2014). Inadequate sleep can increase insulin sensitivity, leading to suboptimal HbA1C levels, and hypoglycemia can hinder cognitive functions such as focus and attention span, impairing the ability to perform self-care tasks (Donga et al., 2010). For young adults with diabetes, sleep disturbances can have a detrimental impact on academic performance (Perfect et al., 2012). Chronic sleep deprivation is associated with increased risks of depression and diminished quality of life, and diabetics with frequent sleep disturbances are more likely to develop Obstructive Sleep Apnea Syndrome (OSAS) (Tasali et al., 2008).

The constant management required for diabetes can also affect the families of individuals with the condition. Parents of children with type 1 diabetes may experience disrupted sleep patterns due to nighttime checks to prevent blood sugar irregularities (Jaser & Whittemore, 2010). Contrarily, some individuals with diabetes report that nocturnal awakenings due to blood sugar monitoring have made them more vigilant (Nefs et al., 2013). Although such interruptions can disturb sleep, they are often deemed more beneficial than harmful if they help prevent severe hypoglycemia (Nefs et al., 2013). The quantity and quality of sleep are crucial for individuals with type 1 diabetes to maximize blood sugar level management (Chasens et al., 2007). While the full extent of sleep quality’s impact on diabetes management tasks is not completely understood, and some researchers posit that this relationship is still to be fully explored, the consensus in most literature is that poor sleep can have adverse effects on a diabetic’s health (Knutson et al., 2006). Therefore, it is imperative to avoid sleep deprivation to prevent the development of insulin resistance and maintain effective blood sugar control throughout the day (Donga et al., 2010).

The Effect of Caffeine on Blood Sugar Levels

Caffeine is a widely consumed stimulant found in various food items and beverages, including coffee and energy drinks (Richardson et al., 2004). Its impact on blood sugar levels, particularly in individuals with T1D, has been a subject of interest and concern. Excessive consumption of caffeine, especially from energy drinks containing artificial ingredients, can lead to adverse effects on blood sugar regulation. In diabetic patients, acute ingestion of excessive caffeine or sports drinks has been associated with hyperglycemia.

A case study reported that a child accidentally consuming 10-15 grams of caffeine experienced toxic effects, resulting in hyperglycemia (Tuomilehto et al., 1990). Despite the widespread consumption of caffeine in the United States, it is essential to recognize that its excessive intake can have detrimental health consequences. The recommended upper limit of safe caffeine consumption is less than 400 mg per day (Hamed, 2018), as high doses of caffeine may cause significant metabolic changes that can be fatal.

For individuals with diabetes, accurate carbohydrate counting is crucial to determine the appropriate medication or insulin dosage. While caffeine and coffee do not contain carbohydrates, recent research suggests that caffeine consumption may influence blood glucose levels (Dewar & Heuberger, 2017). The relationship between coffee consumption and its effects on blood sugar remains a topic of controversy, often influenced by factors like exercise and carbohydrate intake. Some studies indicate that caffeine may raise blood sugar levels, while others suggest it could lead to hypoglycemia (Hamed, 2018).

Understanding how caffeine affects blood sugar levels is vital for individuals with T1D to maintain better control over their condition, particularly when calculating meal-time insulin doses. Additionally, caffeine can raise awareness of symptoms during low blood sugar episodes, potentially serving as a useful treatment for hypoglycemia unawareness.

Despite conflicting findings, some research indicates that caffeine can impact glycemic control not only in diabetics but also in healthy individuals. Furthermore, excessive caffeine consumption can exacerbate existing health conditions in diabetic patients, potentially leading to severe consequences. Conversely, some studies suggest that caffeine consumption may have protective effects against various diseases, including diabetes mellitus, cardiovascular disease, Parkinson’s disease, and Alzheimer’s disease (Kaczmarcyk-Sedlak et al., 2019). In light of these findings, it is advisable for individuals with type 1 diabetes to consider reducing their coffee intake due to their heightened insulin sensitivity and impaired glycemic control (Sharif et al., 2017).

Conclusion

This study aimed to review and synthesize the literature on factors affecting individuals with T1D. It was found that HFCS can induce insulin resistance in diabetics, resulting in prolonged periods of elevated blood sugar levels. Additionally, sleep deprivation can disrupt diabetics’ ability to detect nocturnal blood sugar fluctuations and affect cognitive function. Caffeine, commonly found in various food items and drinks, can significantly impact blood sugar levels in individuals with diabetes, both by raising and lowering them. Overall, comprehending the symptoms and influencing factors of T1D is essential for improving self-care among affected individuals and promoting better public health.

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RANGE: Journal of Undergraduate Research (2024) Copyright © 2024 by Fatima Faizi; Man Hung; and Martin Lipsky is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.

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