Helder Barroso Nov 6, 20194 minSleep Pressure & CaffeineOur 24 hour circadian rhythm is the first of the two factors determining wake and sleep. The second is sleep pressure. At this very...
Helder Barroso Nov 5, 20192 minJet Lag The advent of the jet engine was a revolution for the mass transit of human beings around the planet. However, it created an unforeseen...
Helder Barroso Nov 3, 20192 minMelatonin Your suprachiasmatic nucleus communicates its repeating signal of night and day to your brain and body using a circulating messenger...