Caffeine and Sleep: 3 FAQ’s
Adenosine is a naturally occurring chemical in our bodies that works to promote sleep. When you feel tired, high levels of adenosine are circulating through your body. Once asleep, adenosine levels begin to drop.
Caffeine can make you feel less drowsy by competing with adenosine for receptors in your brain. However, caffeine can’t lower adenosine and can have an obstructive effect on your sleep. Here are three frequently asked questions about coffee and sleep.