There are 18 Trophies that can be collected.

Bronze

I'll handle it myself
Use the Session Editor.

Exemplary sequence
Link together 5 perfect moves.

Don't you think I've lost weight?
Lose 2000 calories.

Silver

Let's go!
Perform 10 Fitness exercises.

Grade A
Complete for the twentieth time a session recommended by the program.

Perfect session!
Succeed in performing all the exercises of a Fitness session.

Perfect sequence
Link together 10 perfect moves.

Profit and loss
Lose 5000 calories.

Gold

Patience is the best buckler…
Complete for the thirtieth time a session recommended by the program.

It wasn't so hard after all.
Carry out all the Fitness exercises.

Until the end
With the Session Editor, design a Fitness session made of 50 exercises… and carry it out.

My Body Coach 2 Academy
Obtain the A grade in any choreography.

A star is born
Obtain the A grade in all choreographies.

Okay, we're done here
Follow a recommended program until the end.

Legendary sequence
Link together 20 perfect moves.

Fitness warrior
Perfectly carry out all the Fitness exercises of My Body Coach 2.

Efforts that pay off
Lose 25000 calories.

Platinum

My Body Coach 2 – Congratulations!
Get all the trophies of My Body Coach 2.

http://www.ps3trophies.com/forums/ps3-trophy-news/4765-my-body-coach-2-trophy-list.html