Graphic that shows icons of a lark, finch, and owl and includes this text: "Identifying your chronotype helps you understand how your internal clock works, allowing you to better plan your day."

Chronotypes—Night Owls, Early Larks, Finches—and Why They All Matter

Calo Huang Circadian blog

For creatures on the Earth, anticipation is the name of the game in survival. When is the best time for foraging, resting, or hiding from predators? Abilities to sense the answers to these questions make the difference between life and death. During billions of years of evolution, various organisms have equipped themselves with internal, self-sustained, and resettable rhythms called circadian rhythms. Circadian …