You know that old philosophical question: How do I know we both see the same colour when we look up at a blue sky? Some research just published asks the same type of question, but of our sense of taste.
The study shows that our tongues respond quite differently to a particular bitter taste synthesised in the laboratory. In fact, some people are a 1,000 times more sensitive to this chemical than others. This seems to be a direct result of genetic differences between us.
About the author
Psychologist, Jeremy Dean, PhD is the founder and author of PsyBlog. He holds a doctorate in psychology from University College London and two other advanced degrees in psychology.
He has been writing about scientific research on PsyBlog since 2004. He is also the author of the book “Making Habits, Breaking Habits” (Da Capo, 2013) and several ebooks:
- Accept Yourself: How to feel a profound sense of warmth and self-compassion
- The Anxiety Plan: 42 Strategies For Worry, Phobias, OCD and Panic
- Spark: 17 Steps That Will Boost Your Motivation For Anything
- Activate: How To Find Joy Again By Changing What You Do