I’m a personal trainer and these are the three exercises you should do every day—even if you don’t have time to work out
If your calendar is full, squeeze in these simple moves to build full-body strength


The biggest challenge in starting a fitness routine often isn’t the exercise part; it’s finding the time in your day.
As a certified personal trainer, I’ve worked with dozens of clients who want to get stronger but can’t spend hours in a gym. The good news is that you don't actually need hours, or even a gym, to build strength all over.
I give these three basic, but important, exercises to my clients who have full calendars. They’re appropriate for all fitness levels, can be done anywhere, and take less than five minutes to complete.
You don’t need any equipment for these exercises, but if you have an exercise mat handy you can use it for extra padding.
How to do the three exercises
The exercises are:
- Squat: 3 x 12
- Push-up: 3 x 12
- Plank: 3 x 30sec
Aim for three sets of each exercise. And you don’t have to do all three sets at once—you can do a set between meetings, during commercial breaks when watching television, or after your kids go to bed.
1. Squat
Sets: 3 Reps: 12
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- Stand tall with your feet hip-width apart.
- Engage your core and glutes while keeping your spine in a neutral position.
- Push your hips behind you as you bend your knees and lower your tailbone towards the floor as if you’re about to sit on a chair.
- Once you're as low as you can comfortably go, stand back up.
Trainer tips: If you’ve never done a squat before, use a chair and come to a full seated position before you stand back up. As your legs get stronger, and your technique improves, you can do the squats without the chair.
To make the squat more challenging, grab a heavy weight and hold it at your chest. This doesn’t need to be a dumbbell or a kettlebell—if you’ve got a heavy book on your desk, that will do the trick.
2. Push-up
Sets: 3 Reps: 12
- Get on your hands and knees, with your hands flat on the floor under your shoulders.
- Step your feet behind you, so your body is in a straight line.
- Engage your core and keep a neutral spine.
- Bend your elbows to lower your chest, torso, and hips towards the floor.
- Push back up to the starting position.
Trainer tips: Keep your shoulders, torso, and hips aligned. Don’t let your lower back sink towards the floor.
To modify, bend your knees and place them on the floor for the duration of the exercise. Other push-up modifications include standing push-ups against the wall or elevated on a desk.
3. Plank
Sets: 3 Duration: 30 seconds
- Get on your hands and knees, with your hands under shoulders and your knees under hips.
- Step your feet behind you, so your body is in a straight line.
- Place your forearms on the floor, with your elbows directly underneath your shoulders.
- Engage your core and keep your spine neutral.
- Hold this position for time.
Trainer tips: Keep your hips in line with your shoulders and don’t let them rise or sink. Keep your core muscles engaged and don’t allow your lower back to arch.
You can modify the plank by placing your knees on the floor. You can also place your forearms on an elevated surface, like a chair, desk, or the wall.

Jennifer Rizzuto is a freelance fitness journalist based in New York, NY. She’s been a NASM-certified personal trainer, corrective exercise specialist, and performance enhancement specialist for over a decade. She holds additional certifications in nutrition coaching from Precision Nutrition, and pre/post-natal exercise from the American Council on Exercise. As the daughter of a collegiate football coach who was never any good at sports, she understands how intimidating it can be to start an exercise regimen. That’s why she’s committed to making fitness accessible to everyone—no matter their experience level.
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