Does caffeine affect stress levels

Caffeine gives a temporary boost of adrenaline to your body. If you ingest large amounts of caffeine, it can lead to a negative effect on your brain. Caffeine is ranked at one of the highest "Most craved" items, so when you're trying to sleep, your body is constantly craving caffeine (causing you to lose sleep, and feel more stress) . If you can control the amount of caffeine you ingest... it can boost your mood.