In TV & Radiofollow-up:
This TV series explores the effects of three of our most explosive emotions - jealousy, anger and desire.
A little of these emotions is a good thing, but too much can cause trouble...
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The science of love
Find out the three stages of love, the secrets of flirting and why some people are more attractive than others.
Sexy, passionate, outgoing...
Describe yourself and your perfect partner in a lonely hearts ad and discover the science behind your choices.
Learn to control your anger before it controls you. And find out why some people are more angry than others.
The angry brain
Find out which part of your brain produces feelings of rage and anger with our interactive brain map.
First shown May 2005
Jealousy - Programme 1
Anger - Programme 2
Desire - Programme 3
Manage your jealousy
Work out a plan with your partner to overcome jealousy.
BBC Health shows how to get the best out of relationships.
How likely are you to cheat on your partner? Take our test to find out.
Visit Relate for advice on relationships.