With January almost upon us, getting fit is at the fore of many people's minds.
Yet the perils of the gym are all too obvious to seasoned sweat junkies.
A brilliant parody video filmed by Buff Dudes humorously sums up the types of people you're likely to meet at the gym.
We just feel super sorry for number 11...
11 Types Of Gym Goer You'll Encounter This January
The Lone Male(01 of11)
The one guy expressing dominance over his fellow Gym-goers with no obvious objective in sight. (credit:Buff Dudes/Youtube)
The Elders(02 of11)
The Elders express wisdom, often in the more sedate settings of the changing room, sauna or steam room. (credit:Buff Dudes/Youtube)
The Screamers(03 of11)
These males express themselves through their vocal chords although, their dominance is thrown into question by their lack of ability to, well, gym. (credit:Buff Dudes/Youtube)
The Peacocks(04 of11)
Peacocking males seek to intimidate other men to find a mate at the gym, but in doing so scare off their potential partners. (credit:Buff Dudes/Youtube)
The Annoyed One(05 of11)
There's always someone annoyed at someone else at the gym - and these types certainly won't hide how pissed off they are. (credit:Buff Dudes/Youtube)
The Part Time One(06 of11)
These types tend to not work out religiously, and so might not have gym etiquette quite nailed down. (credit:Buff Dudes/Youtube)
The Teenagers(07 of11)
Youngsters spending their time mirror selfie-ing and Snapchatting their way through a workout. (credit:Buff Dudes/Youtube)
The Rejected One(08 of11)
His advances spurned, this gym-goer retreats to his natural habitat. Ego burned. (credit:Buff Dudes/Youtube)
The Pervy One(09 of11)
This type appears to use the gym to observe the opposite sex. (credit:Buff Dudes/Youtube)
Everyone Else(10 of11)
Everyone else is getting on with working out in peace, trying their best to ignore the advances and annoyances of all those other types around them. (credit:Buff Dudes/Youtube)
The Cleaner(11 of11)
The poor human left to clean up the hideous mess created by Gym-going Homo sapiens. (credit:Buff Dudes/Youtube)