Please could you tell me if i have it? (Side Shot now added)

[nf2029]

I'm 21 6ft2 and weigh 16 stone, I started getting bigger when i was rowing at about 16 and then became slightly over weight and am not sure whether its me being overweight or gynecomastia? so if it anyone could help me out it would be greatly appreciated.

[outertrial]

Looks like it to me, hard to see without any side shots.