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75 Hard trends every few months: day-75 transformation reels, and comments full of people restarting on day 12. Its creator calls it a mental toughness program, not a fitness challenge, but most people try it to get fit. Here's an honest look at the rules, what they get right, where they go wrong for Indian life, and a 75-day plan you can actually finish.
What are the 75 Hard rules?
The program was created by entrepreneur and podcaster Andy Frisella and launched in 2019. On his official site, the five daily tasks are:
- Follow a diet built for your goal, with no alcohol and no cheat meals. You pick the diet (vegetarian, keto, anything), but zero deviations for 75 days.
- Do two workouts of at least 45 minutes each, at least 3 hours apart. One must be outdoors, whatever the weather. Any type counts: walking, lifting, running, yoga.
- Drink a gallon of water, which is about 3.8 litres.
- Read 10 pages of a non-fiction, self-improvement style book. Audiobooks don't count.
- Take a progress photo every day.
Fail any task on any day, whether it's Day 2 or Day 74, and you start again at Day 1. That all-or-nothing rule is the whole identity of the program.
Does 75 Hard actually work?
For many people who finish, yes: they come out leaner, fitter and more confident. But look at why. Ninety minutes of daily movement, no alcohol, no junk food and a fixed routine for 11 weeks will change almost anyone's body. That's not a special formula. It's the boring fundamentals done without a break.
Cleveland Clinic points out that the success stories are mostly anecdotal, with little to no scientific evidence on the program itself. So 75 Hard works to the extent that it forces consistency. The question is whether its specific rules are the best way to get there. For most people, they aren't.
What 75 Hard gets right
- Daily movement. Most of us sit 8 to 10 hours a day at a desk, in a cab or on a two-wheeler. A rule that makes you move every day is a good rule.
- Habit stacking. Water, reading, the photo and the workout attach to fixed points in your day, which is how habits stick.
- Cutting alcohol. For 75 days you remove a big source of empty calories and broken sleep.
- Clear, binary tasks. No vague "I'll eat better from Monday".
- Proof to yourself. Finishing something hard on purpose builds real confidence.
What's risky or pointless about 75 Hard?
No rest days
Ninety minutes of exercise every day for 75 days, with zero rest. The WHO recommends 150 to 300 minutes of moderate activity a week for adults, plus muscle strengthening on 2 or more days. 75 Hard asks for over 600 minutes a week. For a fit person who keeps one session as an easy walk, that can work. For a beginner, it's a fast route to sore knees, shin pain and overuse injuries, a risk Cleveland Clinic also flags. Muscle and strength are built while you recover, not during the session.
The outdoor rule ignores Indian weather
"Outdoors regardless of weather" was not written with India in mind. In May and June, afternoon temperatures across much of north and central India cross 40°C. Monsoon brings waterlogged roads, lightning and slippery footpaths. Winter in many north Indian cities brings days of very poor air quality. A 45-minute outdoor session in any of these isn't toughness, it's poor risk management, and the rules give you no way out except failing the day.
3.8 litres for every body
A 50 kg student in a Pune winter and a 90 kg man training twice a day in Chennai humidity don't need the same water. The European Food Safety Authority sets adequate total water intake at about 2.0 L a day for women and 2.5 L for men, and that includes water from food and other drinks, at moderate temperature and activity. Heat and sweating raise your needs. A better rule: drink regularly through the day, more around training and in hot weather, and aim for pale yellow urine.
"Follow a diet" says almost nothing
The rules don't mention protein, calories or portions. You can "follow a diet" of 1,000 calories of salad and crash, or follow one with very little protein and lose muscle along with fat. Combined with 90 minutes of daily training, under-eating is a real risk. If fat loss is your goal, our belly fat guide explains a sensible deficit, and our protein guide gives you the numbers for Indian foods. For a deficit you can actually keep, see our Indian fat loss diet plan.
The restart rule and all-or-nothing thinking
Miss one workout on Day 60 because of a family wedding, a fever or a late night at the office, and the rules send you back to Day 1. Fifty-nine days of real progress get treated as zero. In practice, many people don't restart. They quit and decide they "lack discipline", which is the wrong lesson.
A poor fit for some people's mental health
Rigid food rules, a daily body photo and a pass/fail scoreboard can feed body-image worries, a concern Cleveland Clinic's sports psychologist also raises. If you have a history of an eating disorder or disordered eating, zero-deviation food rules and daily photos are a bad match. Talk to your doctor or therapist first.
What does the research say about building habits?
The best-known study here is Lally and colleagues (2010) at University College London. 96 volunteers picked one small eating, drinking or activity habit and repeated it daily for 12 weeks, rating each day how automatic it felt. Two findings matter for 75 Hard:
- Habits took a median of 66 days to feel automatic, with a huge range of 18 to 254 days depending on the person and the behaviour. So 75 days is a reasonable length, but it isn't magic, and a demanding habit like exercise can take longer.
- Missing one opportunity didn't materially affect habit formation. People who slipped once got back on track. The restart rule punishes something the research says is close to harmless.
The lesson: repetition over months counts, a single miss doesn't. The rule worth using is "never miss twice".
A saner 75-day plan for Indian life
Same 75 days, but rules built on how training works and how your week actually looks.
- Strength train 3 to 4 days a week, 45 to 60 minutes. Follow one plan for all 75 days, built on squats, hinges, pushes and pulls like the goblet squat, Romanian deadlift, push-up and dumbbell row. The Exercise Library has form guides, and our workout templates give you a ready plan. New to the gym? Start with how to start gym as a beginner in India.
- Add a little each week. Log every set and try to beat one number next session. That's progressive overload, and it's what makes 75 days of training add up. GymBuddy Log, our free app, remembers your bests.
- Walk every day. Pick a step target you can hit even on a busy day, like 7,000 to 8,000. Walk outdoors at sensible times (early morning in summer) and indoors during heavy rain. Add 2 easy Zone 2 cardio sessions a week if you like.
- Hit a protein target. Around 1.6 g per kg of body weight a day works for most people who lift. For a 70 kg person that's about 110 g, from dal, paneer, curd, eggs, soya, chicken or fish.
- Eat mostly home food, with room for life. No alcohol for 75 days is fine if you want it. A ban-everything diet isn't. Plan for festivals and weddings instead of pretending they won't happen.
- Sleep 7+ hours. The American Academy of Sleep Medicine and Sleep Research Society recommend at least 7 hours a night for adults. Count back from your alarm.
- Take one full rest day a week. A gentle walk is fine. No training.
- Keep the reading and photos if you enjoy them. 10 pages a day is a great habit. A weekly photo in the same light tells you more than a daily one.
- Never miss twice. Missed a session? Do the next one. Life is chaotic this week? Shrink it to 20 minutes or a walk, but show up.
Say you're 26, in Bengaluru, working 10-hour days. Your version might be: lift Monday, Wednesday, Friday and Saturday at 7am, walk after dinner, put protein in every meal, and be in bed by 11pm. Nothing heroic, and after 75 days your logbook and waistline will show it.
For the traps that derail most people in their first few months, read our beginner gym mistakes guide.
Who should try 75 Hard, and who should skip it?
You might enjoy it if:
- You already train regularly and have no injuries.
- Rigid, pass/fail challenges genuinely motivate you.
- You can fit two sessions a day and have a safe place to train outdoors.
- You're happy to make one of the two workouts an easy walk.
Skip it, or do the saner version above, if:
- You're a complete beginner or returning after a long break.
- You're pregnant, injured, or have a heart condition, diabetes or anything your doctor monitors. Check with them first.
- You have a history of an eating disorder or a difficult relationship with food or your body.
- You work shifts, travel often or care for family, so a missed day is almost guaranteed.
- You've quit all-or-nothing challenges before.
The honest verdict
75 Hard is a discipline exercise with fitness side effects. It works because daily movement, cleaner eating and showing up work. You don't need the zero-rest, restart-from-zero packaging, and for most people that packaging is what makes them quit. Build your 75 days around strength training, steps, protein, sleep and a rest day, and judge yourself over months, not streaks.
If you'd like a coach to build that plan around your schedule and check in on WhatsApp so one missed day never turns into a full restart, see our coaching plans.
Frequently asked questions
What are the 5 rules of 75 Hard?
Follow a diet with no alcohol or cheat meals, do two 45-minute workouts a day with one outdoors, drink about 3.8 litres of water, read 10 pages of a non-fiction book, and take a daily progress photo. Miss any task on any day and you restart at Day 1.
Is 75 Hard worth it for beginners?
Usually not as written. Going from little exercise to 90 minutes a day with no rest days raises your injury and burnout risk. A beginner gets more from 3 to 4 strength sessions a week, daily walking and enough sleep.
What results can you expect from 75 Hard?
It varies a lot with your starting point and what you eat. People who finish often lose fat and feel more disciplined, mostly because they moved every day and cut alcohol and junk food. There's little research on the program itself, so the results come from those fundamentals.
Can you do 75 Hard in Indian summer or monsoon?
You can, but an outdoor workout whatever the weather is risky in 40°C heat, heavy rain or very poor air quality. Train outdoors early in the morning, and on extreme days move indoors, even if that breaks the official rules.
What happens if you miss a day of 75 Hard?
Officially, you restart at Day 1. Habit research suggests one missed day doesn't undo a habit, so in a sensible plan you simply do the next session and avoid missing twice in a row.
