No pain, no gain, no idea what half these terms mean.
Resting Metabolic Rate: the number of calories your body burns just existing in a chair, doing nothing but maintaining life functions. It's the baseline caloric cost of your meat prison before you add actual activity, typically measured first thing in the morning.
A group fitness format using light weights and high reps to music, like BodyPump. Aerobics married strength training and produced exhausting offspring.
The exercise intensity at which lactate begins accumulating in your blood faster than your body can clear it. The invisible line between 'I can do this all day' and 'I need to stop immediately.'
The slow, awkward walk to re-rack weights after failing a lift or having to bail on a set. Not to be confused with the college version involving last night's outfit.
Muscle growth from increasing the size and number of contractile proteins (myofibrils), making muscles denser and stronger rather than just puffier. It's the 'actual strength' type of muscle growth as opposed to just looking swole.
A systematic planning of athletic training that divides your program into specific time blocks, each with particular goals. It's essentially meal-prepping for your muscles, but over months instead of Sundays.
Walking while holding heavy weights at your sides, mimicking the gait of someone carrying groceries who refused to make a second trip. Deceptively simple until your grip, core, and will to continue all fail simultaneously.
A method of estimating body composition by passing a weak electrical current through the body to measure resistance. The scale that judges you with science and electricity simultaneously.
Muscles emphasized for aesthetic appearance rather than functional strength—typically chest, arms, and abs—that look impressive shirtless but contribute minimally to actual athletic performance or real-world utility.
A training program dividing muscle groups across different days rather than full-body sessions, allowing you to absolutely destroy one body part while the others file insurance claims.
The intense muscle discomfort during high-rep sets from metabolite accumulation and reduced pH, not actual tissue damage despite feeling like your muscles are melting. No pain, presumably gains.
The force generation capacity of hands and forearms, limiting factor in deadlifts and the difference between holding onto heavy weight versus watching it crash to the floor in public shame.
Someone who shares your workout schedule, spots your lifts, and witnesses your gym face at its worst. A relationship built on mutual suffering and the understanding that 'one more rep' is always a lie.
The maximum power output a cyclist can sustain for roughly an hour without blowing up, measured in watts and used to set training zones. It's cycling's version of lactate threshold, now with more expensive gadgets to measure your suffering precisely.
The process of removing oxygen from blood or water, basically turning your red stuff blue (or making your aquarium a fish graveyard). In fitness contexts, it's what happens to your blood after your muscles greedily steal all the oxygen during that last brutal set. Think of it as oxygen's eviction notice from your bloodstream.
In sports parlance, a carefully orchestrated game plan or tactical system designed to outsmart opponents. While your grandmother might call it a "devious plot," coaches call it "championship-level strategy." The difference is mainly in the legality and whether clipboards are involved.
Exercise where your muscles contract and burn like crazy but nothing actually moves, making you look like you're frozen in an extremely uncomfortable position. These static holds build strength without changing muscle length, so you're basically flexing as hard as possible while staying perfectly still like a sweaty statue. Wall sits and planks are prime examples of this special kind of motionless torture.
"As prescribed"—completing a workout exactly as written without scaling weight, reps, or movements. In CrossFit culture, it's a badge of honor and humble-brag opportunity.
A designated runner who maintains a specific pace to help others hit time goals in races or track workouts. Part metronome, part therapist, all martyr.
The exercise intensity at which lactate begins accumulating faster than the body can clear it, causing that burning sensation. The invisible line between 'I can sustain this' and 'why did I sign up for this.'
The speed and efficiency at which someone completes tasks, often measured by managers who themselves haven't done actual work in years. A metric that supposedly indicates productivity but really just shows how fast you can move before burning out. In sports, refers to a player's hustle and effort, which sounds way more noble than 'how much we can squeeze out of you.'
The actual challenging sets in a workout after warm-ups, where you use your target weight and rep scheme. These are the sets that count toward your gains and your bragging rights, in that order.
In cycling and running, your rhythm or pedal/stride frequency measured in revolutions or steps per minute—the metronomic heartbeat of endurance sports. Coaches will tell you optimal cadence is around 90 rpm for cycling or 180 steps per minute for running, then watch you struggle to maintain anything close while gasping for air. It's the difference between smooth, efficient motion and looking like you're pedaling through peanut butter.
A planned short-term increase in training load that temporarily decreases performance, followed by adaptation and improvement during recovery. It's intentionally digging yourself into a hole with the confidence you can climb back out stronger.