7. What Are Sad Tears Made Of? - Deepstash
7. What Are Sad Tears Made Of?

7. What Are Sad Tears Made Of?

Did you know that humans have a variety of tears? There are three types: emotional tear, reflex tear, and basal tear. All of these are necessary for good eye health . Here’s an interesting one. Tears mainly consist of water, but it also contains sodium (which gives them that salty taste), fatty acids, and over 1,500 types of proteins! 

53

681 reads

CURATED FROM

IDEAS CURATED BY

tomjoad

Introverted Extravert

21 Psychological Facts About Sadness Most People Don't Know

The idea is part of this collection:

Lessons From Self Made Billionaires

Learn more about psychology with this collection

The value of hard work and persistence

How to stay focused on long-term goals

How to learn from failures and setbacks

Related collections

Read & Learn

20x Faster

without
deepstash

with
deepstash

with

deepstash

Personalized microlearning

100+ Learning Journeys

Access to 200,000+ ideas

Access to the mobile app

Unlimited idea saving

Unlimited history

Unlimited listening to ideas

Downloading & offline access

Supercharge your mind with one idea per day

Enter your email and spend 1 minute every day to learn something new.

Email

I agree to receive email updates