Yes, ingesting refined sugar spikes your blood sugar and insulin, and increases your risk for a whole host of issues.
A while ago, one of the food industry’s responses to the demand for lower-calorie foods that still taste great, was artificial sweeteners.
The idea behind them is that you can still get the sweetness, without the calories; like when you have a “diet pop” versus a regular one. Theoretically, this was going to help people maintain a healthy body weight, and hopefully not increase anyone’s risk of heart disease, diabetes, or obesity.
But, it doesn’t always work out the way we think it will...