Dr. David Palat, a pulmonologist who works on sleep disorders, told me that a technician had scanned the data I had generated that night nowadays, of course, sleep data are recorded by computer, rather than on a ream of paper and had analyzed the information so that it could be presented in a series of tables.

NEWYORKER: Up All Night

This paper provides a comprehensive look at 2.88 million people with more than 270, 000 deaths and analyzed their deaths with respect to body mass index (BMI).

FORBES: The 'Obesity Paradox' -- Is It Healthy To Be Overweight?