Coffee and soda both contain excessive amounts of sugar and calories that may contribute to weight gain, diabetes, heart problems and other health conditions. When consumed responsibly however, there can be numerous health benefits from drinking caffeinated drinks like decaf coffee; studies have linked it with reduced risks of type 2 diabetes in adults.

Coffee contains caffeine, which works as a stimulant to the central nervous system and can make you more alert. Additionally, caffeine acts as a mild diuretic and prompts more frequent urination, helping prevent water retention. Consuming too much coffee (or any caffeinated beverage) may cause dehydration; thus it is essential that we balance our consumption with water intake.

While caffeine in moderation won’t harm you, healthy adults should limit their daily caffeine consumption to 400 milligrams or less per day – equivalent to roughly four cups of regular coffee and one cup of decaffeinated coffee.

Diet sodas may not contain calories or caffeine, but their high sugar content still poses significant health risks, including weight gain, heart disease, metabolic syndrome and diabetes. A recent study demonstrated that diet soda drinkers have an increased risk of metabolic syndrome (34% higher risk) and 40% greater chance of diabetes (40% more likely risk).

Decaf coffee may still have diuretic effects due to the use of the chemical methylene chloride during decaffeinating processes, as this substance has carcinogenic properties that could harm liver, kidney and central nervous system function when inhaled or consumed directly by workers handling it.

Deliberating over which is healthier – decaffeinated coffee or diet pepsi – requires careful consideration of both sides. If you enjoy caffeinated beverages, aim for one in the morning while switching over to decaf beverages throughout the day in order to maintain regular circadian rhythms that promote better restful sleep.

One option for maintaining an energy boost while still experiencing its diuretic effects is to mix regular coffee and decaf coffee throughout the day, depending on your personal preference. Many find drinking decaf coffee in the evening a helpful way of mitigating its diuretic properties while still benefiting from an early morning energy boost.