Road to Paris Olympics bumpy for boxer Tammara Thibeault, other Canadian athletes

The road to the Olympic Games hasn't always been smooth for Canada's athletes in Paris.

A capsule look at the challenges some have faced in their careers:

"The biggest challenge has definitely always been mental health. Until I really discovered my issues with depression and anxiety and tackled them, I don't think I was able to be the person and swimmer … a lot of the time I took away Sydney as a person and was just the swimmer.

Trying to merge the two and also be in a healthy mindset has not always been easy. Someone asked me 'is that all behind you?' It's never going to be behind me. Anxiety and depression is something that I will face every single day for the rest of my life."

"A lot of it was the initial doubt, both external and internal, of whether if I could do this, if I could compete at this level. I wasn't a particularly talented kid. The challenge was people not believing in me, me not believing in myself, not knowing if it was a real viable career path, if I could make money off of it, if I could live off of it, if I could make it to the top.

At that time when I was trying, it was really only like the top one per cent who could make a living off of what I wanted to do, which is competitive breaking. It was a very long struggle both mentally, physically, externally and internally."

"The biggest challenge I had to overcome is my own self-doubt and doubting what I'm capable of accomplishing. Overcoming doubt is a constant process. It's reminding myself of what I've already accomplished, reminding myself of what makes me great, reminding myself of all my qualities, and also that I'm human. Mistakes that I make, certain failures that I do don't define me."

"The biggest challenge I've overcome in my career is just