Americans are sleeping less than Canadians, Mexicans, Germans, and the British - Vox
Sleep and Aging: Why Sleep Gets Worse As You Age
Why Sleep Less?. Introduction and Background | by Luis Corrales | Medium
How much sleep do you really need? | UCLA Health
People Who Sleep For More Than 8 Hours Or Less Than 6 Hours Risk Premature Death
As we age, do we need more sleep or less sleep? - Quora
Why we're sleeping less - CNN.com
Climate Change Causing People To Sleep Less, Claims Study
Are we sleeping less than we used to? Here are the facts
A New Gene Helps Explain Why Some People Need Less Sleep | WIRED
Sleep Deprived? Here Is What Lack of Sleep Does to Your Body
Why We Sleep Less Than 8 Hours | Daily Infographic
Less Than 5 Hours Of Night Sleep Linked To Risk Of Chronic Diseases: Study
How to Sleep Less: Is It Healthy to Train Your Body to Sleep Less? - GoodRx
Do older people really sleep less? Here’s the gist!
Sleepless In The U.S.: Rising Number Of Workers Not Getting Enough Sleep : Shots - Health News : NPR
A second mutation that makes people need less sleep has been found | New Scientist
A second mutation that makes people need less sleep has been found | New Scientist
The awake ape: Why people sleep less than their primate relatives | Knowable Magazine
How Much Sleep Do You Need? It Depends - CNET
Why Do I Have More Energy When I Sleep Less?
The Work-Sleep Balance - Amerisleep
Ask Clay: Some people need less sleep
Are we sleeping less than we used to?
3 Charts | Racial Disparities in Sleep
