41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
1853667
151520
2
Create a timeline
Public Timelines
For companies For educational institutions For teachers For students Dashboard
For educational institutions For teachers For students Dashboard
FAQ
Create a timeline
Public timelines
FAQ
About & FeedbackTermsPrivacyFAQ
Support 24/7  
DashboardGet premium
Donate

jul 5, 350 BC - Aristotle

Description:

Theory: Sleep due to warm vapours rising from the heart during digestion, sleep = physical time of renewal.
Sleep is a time where our organs can repair themselves.

Added to timeline:

History of Sleep study

ByK
9 Oct 2018
0
0
429

Date:

jul 5, 350 BC
Now
~ 2378 years ago
About & FeedbackTermsPrivacyFAQ
Support 24/7  
DashboardGet premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL