Early bird ^19.6%

Scientific American - By Kate Graham-Shaw - 7/9/2026, 10:45 AM

Appeal to Authority 14.7% - Representativeness Heuristic 12.3% - Optimism Bias 11.3%

Early bird, night owl or something else? Five patterns may define how we sleep New research identifies five distinct sleep subtypes, revealing links between brain patterns, behavior and health By Kate Graham-Shaw edited by Sarah Lewin Frasier more