https://www.musical-u.com/learn/getting-started-the-importance-of-a-warm-up-routine/
Whatever your instrument is, a warm-up routine is an important part of practice.
Besides the obvious intention of getting “warmed-up,” as in a mental and physical preparation for playing, one of the great advantages of a well-structured routine is the application of fundamentals.
The focus of a warm-up routine in ear training is nearly the exact same as with an instrument. While there’s really no physical preparation for ear training, there certainly is a mental preparation that is necessary.
It’s also a great time to work on fundamentals—wide-ranging exercises that benefit multiple aspects of ear training.
Learn some great warm-up strategies in this article!