Excessive sugar intake can pose significant health risks, including an increased likelihood of developing obesity, type 2 diabetes, and heart disease. High sugar consumption can lead to insulin resistance, weight gain, and high blood pressure, creating a cycle of health issues. Additionally, it can negatively impact dental health, leading to cavities and gum disease. A high-sugar diet can also contribute to chronic inflammation, affecting various bodily systems and increasing the risk for serious health complications over time.