Hello, I am a 15 year old boy and I have a problem
I am not fat by any means but my chest area is considerably flabbier than anywhere else.
I eat very healthily, I do enough exercise, but I am very self conscious about my "man boobs".

Are there any exercises or anything else that could help me before I go on holiday?

If you answer with a helpful attitude you will really be helping me because I am very self conscious about this.

Thanks guys