Jizz

So gained some muscle mass recently, let me know if you like I'll post more...

gonewild

Update 2!: Thor for Halloween. Post-shower in the locker room. Got abs down but having trouble gaining mass :(

ladybonersgw

Just a skinny guy trying to gain muscle mass

ladybonersgw

Cardio results. (Possibly NSFW) have been doing cardio and I now need to gain mass. looking for advice...

workout

Feel like I'[m] way too skinny (maybe too hairy?), and currently tryin to gain mass.

normalnudes

Finally gaining some [m]uscle mass

ladybonersgw

M/25/5'11"/160lbs I wish I could gain more upper body mass

normalnudes

20 M, 5'8. Going to gain some mass

normalnudes

[M]39, to gain mass, to lose fat or just go with the flow

RateMyNudeBody

33/M/5'7/129lbs After a year of weekly HIIT workouts, near-keto diet... I am my ideal weight now, but gaining muscle mass without a gym is hard. :(

NakedProgress

M/26/6'0/156 I've been a skinny guy my entire life. Just started working out and trying to gain some muscle mass.

normalnudes

22F, 5'0", 115lbs. Trying to gain more mass and lift heavy. Please give constructive criticism.

normalnudes

Gaining mass, but not to compensate for something ;) Greetings from Amsterdam

MassiveCock

21 [M] Trying to gain mass so I look less disproportionate

RateMyNudeBody

M 45 too hairy, hard to gain muscle mass, 2 months of depression brought the love handles back

normalnudes

M30/5"6'/120lbs - I've always been skinny, but I've lost a huge amount this past year that's made me really insecure about my image. I can't put on enough mass to form muscles to fill in my twig arms and visible ribcage. When I do gain weight it all just

normalnudes

25/6'4/163 - Starting my journey today of gaining 10 pounds of muscle mass

normalnudes

M/31/6'0" [290>227=63 pounds start to current](2 years 7 months) started 290 pounds July 2017 down to 190 by June 2018. It's been gain and lose a few cycles trying to add lean mass. I gained to heaviest by end of December at 247 pounds and dropped to 2

progresspics

M/22/5”7 [177 > 175 = -2lb] Two week update. Not a lot of weight lost but that may be due to the muscle mass gained!!

progresspics

28/M/5'7"(1,70m)/168lb(76kg) Last time I posted was over a year ago. Because of an injury I gained weight and lost muscle mass, which results in lower self esteem now. Nevertheless this is still me, my body, and I stand by it! (More pictures in comments)

normalnudes

Been trying to work out consistently since January, and have gained quite a bit of mass, both muscle and fat. But hey, thick thighs save lives and all that :)

normalnudes

[M] 26/177CM/78KG People who lost weight, how was the process of gaining lean mass to fill in excess skin? I've already lost 33kg and I believe it's time to start a heavier workout.

normalnudes

Mass Pudgification (F Breast/Ass/Hourglass Expansion/Growth; Weight Gain)[Megumi Amano/Amano Megumi wa Suki Darake!, Galko-chan/Please tell me Galko-chan, Ryoka Narusawa/Occultic Nine, Natsumi Asaoka/The Kabocha Wine] by BlooberBoy

transformation

6 weeks of 18:6 consistently, plus daily workouts, and counting calories. I have actually gained two pounds since the first picture, but it has mostly been muscle mass!

intermittentfasting

[24, 5'10, 158.7lb] Working on gaining muscle mass, slowly but surely.

normalnudes, RateMyNudesForGuys

The mass of the earth is constantly changing. E.g., it loses mass through hydrogen escaping from the atmosphere and gains mass from falling space dust

chesthairporn, mengonewild, malepubes, AbsAndCocks