definitions
A possible present situation and its possible consequence?
If you have an ice bath after a race, it stops your feet from swelling.
zero conditional
An imagined situation in the present, and its consequence, that are very unlikely to happen?
second conditional
Would Eddie have made it if he hadn't taken a day off per week?
third conditional
A condition, and its consequence, that are always true?
zero conditional
You won't understand what this man
achieved if you don't see the film Believe!
first conditional
An imagined situation in the past, and its consequence, which cannot be changed?
third conditional
If more people were like Eddie, the world would be a better place.'
second conditional