Note the time delay "The [cortisol] decline is different for everyone but typically occurs one-and-a-half to two hours after you wake," Zumpano said. That's the best time to have coffee, Zumpano said. SLEEP EXPERT REVEALS TOP FOODS AND DRINKS KEEPING YOU UP AT NIGHT That way, "you can rely on your body's natural alert system - cortisol - and when it declines, then you use caffeine to provide the boost.""There is no specific time that's best to drink caffeine," the dietitian added. "[It's] based on when you wake and your natural rise and drop in cortisol." Yet adhering to the body's natural wake-up processes can help sustain energy levels by avoiding one big cortisol, caffeinated crash. COFFEE CREAMER HEALTH RISKS: WHAT TO KNOW, WHAT TO CHOOSE INSTEAD Fox News Digital previously reported on smart ways to consume coffee, with an expert noting that coffee drinking should be tailored to each individual. "For some people, waking up and having a glass of water to rehydrate and then having coffee works well – but for others the morning ritual of having a cup of coffee first thing upon awakening is just too good to give up," said Wendy Troxel, a Utah-based sleep expert and senior behavioral scientist at the RAND Corporation.
