Do I look very skinny?

Ormazd
I'm 125 lbs & about 6.2 ft but i'm uncomfortable about my shape , i mean i'm having problems gaining some weigh i always go outdoor for Parkour & free running & climbing & i'm afraid i'm gonna stay like this forever i know it's not bad but i want to gain some weigh anyway here's the pic
https://imgur.com/TATbdN4
Do I look very skinny?
6 Opinion