To be used while riding:

https://whatsonzwift.com/workouts/zwift-academy/month-2-session-12-hill-reps/

Vizualisation works.

But it only work if you 'live' your visualisation with emotions.

We hereby go through 4 race scenarios during which we learn to visualise the right attitude living the emotions that will help you go through difficulty.

Olivier @ Beyond The Line