
Planks are a full-body exercise that can be an effective way to build core strength and endurance, improve flexibility, and reduce injury risk. They can also be used to build muscle, including the rectus abdominis or six-pack abs, obliques, transverse abdominis, latissimus dorsi, erector spinae, hamstrings, glutes, and more. The plank is a simple, free, and convenient bodyweight exercise that can be done almost anywhere, making it a staple in many workout routines such as yoga, Pilates, and HIIT.
| Characteristics | Values |
|---|---|
| Type of exercise | Full-body exercise |
| Muscle groups targeted | Rectus abdominis, obliques, transverse abdominis, glutes, hamstrings, spinal erectors, trapezius, rhomboid major and minor, latissimus dorsi, pectorals, serratus anterior, deltoids, biceps, triceps, quadriceps |
| Benefits | Improved core strength and endurance, improved flexibility, improved balance, reduced injury risk, increased muscle size |
| Plank variations | Forearm plank, straight-arm plank, side plank, plank jacks |
| Recommended practice | 2-6 sets of plank, 2-3 times per week, holding each set only for as long as you can with perfect technique |
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What You'll Learn

Planks are a full-body exercise
The first muscle activated during a plank is the transversus abdominis, which increases spine stability. The rectus abdominis, or the "six-pack" muscle, is also targeted. The plank is an excellent way to strengthen your core, which is an important aspect of any workout regimen. A strong core improves stability, balance, and power during other physical activities, and can help to reduce stress on the joints and improve posture.
The plank also works the muscles of the upper body, such as the trapezius, rhomboid major and minor, latissimus dorsi, pectorals, serratus anterior, deltoids, biceps, and triceps. The erector spinae, which helps to extend and rotate the spine, is also activated during a plank. Additionally, the inner and outer obliques are engaged, providing a stabilizing effect for the body.
The lower body is also targeted during a plank. The gluteal muscles, or buttocks, are activated, as well as the hamstrings, which are responsible for flexion at the knee joint and extension at the hip joint. The quadriceps, or front of the thighs, are also worked during a plank.
There are several variations of the plank that can be performed to further challenge the body and build strength and stability. These include the side plank, plank jacks, and the use of dumbbells or medicine balls. It is important to maintain proper form during a plank to avoid injury and get the most out of the exercise.
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Planks target your core
Planks are a great way to build core strength and endurance, improve sports performance, and reduce injury risk. They are a full-body exercise that targets the muscles of the upper body, core, and lower body. However, it is the core that does most of the work during a plank.
The core muscles targeted during a plank include the rectus abdominis (front abs), oblique muscles (side abs), transverse abdominis (deep abdominal muscle layer), and the glutes. The rectus abdominis is the top layer of muscles in the stomach, commonly known as the "six-pack" abs. The transverse abdominis helps to cinch the waist and stabilize the back muscles. The obliques, both inner and outer, provide a stabilizing effect by holding the ribs and hips in alignment. Additionally, the glutes, comprising the buttocks and hip area, help to extend and rotate the thighs externally.
The plank is a simple and convenient bodyweight exercise that can be done almost anywhere and has many variations. It is a staple in many workout routines, including yoga, Pilates, Crossfit, HIIT, and individual gym workouts. The classic plank is performed by lying on the ground with the elbows in line with the shoulders and the feet shoulder-width apart. Pushing the body up, the weight is balanced on the forearms and toes while keeping the body straight.
Planks can be held for varying lengths of time, depending on comfort and strength levels. It is recommended to start with shorter durations, such as 15 seconds, and gradually increase to longer holds of 30, 45, or 60 seconds. The world record for holding a plank is an impressive 5 hours, 15 minutes, and 15 seconds!
In addition to building core strength, planks also provide other benefits, such as improving flexibility, coordination, and balance. They help to lengthen and stretch the hamstrings, which can reduce pain caused by tight muscles in the back of the upper leg. Planks also stretch the arches and balls of the feet, improving the range of motion and balance.
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Planks work your upper body
Planks are a full-body exercise that targets the muscles of the upper body, core, and lower body. While the plank primarily works the core, it also engages the muscles of the upper body, including the trapezius, rhomboid major and minor, latissimus dorsi, pectorals (chest muscles), serratus anterior, deltoids, biceps, and triceps.
The plank is a simple and equipment-free exercise that can be done by almost anyone, regardless of their current fitness level. It is a great way to train your core and increase your stability, as it activates all the core muscles at once without requiring extra movements that can cause stress or injury.
To perform a plank, lie on the ground with your elbows in line with your shoulders and your feet shoulder-width apart. Push your body up, bearing your weight on your forearms and feet, and keep your body straight. It is important to maintain a neutral spine and engage your core to keep your back straight. Avoid hunching your back, lowering your hips, or raising your butt, as this can compromise the effectiveness of the exercise and put excess strain on your body.
The plank has many variations, including the side plank and plank jacks, which can help work your oblique muscles and increase your upper body strength. By targeting these specific muscle groups, the plank can help improve your athletic performance and reduce your risk of injury.
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Planks strengthen your lower body
Planks are a classic exercise that strengthens your body from head to toe, including your lower body. This simple and equipment-free move targets your core muscles, as well as your upper and lower body.
The plank is a full-body exercise that works your muscles from head to toe. While most of the work is done by your core, the plank also targets the muscles of your lower body, including your quadriceps (front of thighs) and gluteal muscles (buttocks). These muscles are attached to your abdominal and lower back muscles, helping to stabilize and strengthen your hips.
The plank exercise can be performed in several variations, such as the side plank, incline plank, and plank jacks, each offering slightly different benefits. The side plank, for instance, is an excellent way to work your oblique muscles, strengthen your core, and improve your shoulders and hips. The incline plank, on the other hand, involves resting your forearms or palms on an elevated surface, forming a straight line on a diagonal. This variation challenges your core strength and can be made more difficult by adding a leg lift.
To perform a basic plank, start by lying on the ground with your elbows in line with your shoulders and your feet shoulder-width apart. Push your body up, bearing your weight on your forearms and toes, ensuring your body is straight. Engage your abdominal muscles by drawing your navel toward your spine. Maintain a neutral spine position, keeping your torso straight and rigid, with your body in a straight line from your ears to your toes. Ensure your shoulders are down and your heels are over the balls of your feet. Hold this position for as long as you can, aiming for at least 10 seconds, and then release to the floor. Over time, work towards holding the plank for longer durations, such as 30, 45, or 60 seconds.
Planking provides numerous physical benefits, including strengthening your core and lower body. It helps stabilize, balance, and power your body during various activities. A strong core can also reduce joint stress and improve your posture. Additionally, the plank exercise can be used as a test for core muscle strength and stability.
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Planks improve flexibility
Planks are a full-body exercise that targets the muscles in the upper body, core, and lower body. While planking, you balance on your toes and forearms, holding the rest of your body off the ground. This simple, equipment-free move has many benefits, including improving flexibility.
Planks lengthen and stretch the hamstrings, the major muscles in the back upper leg that cause pain when they become too tight. The exercise also stretches the arches and balls of the feet, improving balance and range of motion. The side plank, a variation of the typical plank, stretches the obliques, making it easier to rotate the trunk.
The plank exercise can be performed in several ways, including the forearm plank, straight-arm plank, and side plank. The forearm plank is often preferred for beginners as it allows people to better hold tension throughout the body. The straight-arm plank, while targeting the abdominal, back, and posterior leg muscles, places more stress on the hands and wrists. The side plank works the obliques while still engaging the deep core muscles.
To perform a plank, lie face down with your forearms on the ground, elbows under your shoulders, and legs extended behind you. Ensure your body forms a straight line from your head to your heels, and engage your core. Hold this position for 10 seconds and gradually work your way up to 30, 45, or 60 seconds.
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Frequently asked questions
Yes, planks are an effective way to build muscle, including your rectus abdominis or "six-pack" abs, obliques, transverse abdominis, latissimus dorsi, erector spinae, hamstrings, glutes, and more. Planks are a full-body exercise that targets multiple muscle groups, making them a popular and efficient addition to any workout routine.
Planks are a simple, free, and convenient bodyweight exercise that can be done almost anywhere and do not require any equipment. They strengthen and build endurance in the core, improve flexibility and stability, enhance sports performance, and reduce the risk of injury. Planks also stretch and lengthen the hamstrings, improving range of motion and reducing pain associated with tight hamstrings. Additionally, they can help improve balance and coordination.
It is recommended to start with a shorter duration, such as 15 to 30 seconds, and gradually increase the time. You can aim for 30, 45, 60 seconds, and so on, depending on your comfort and strength level. Focus on maintaining proper form and engaging the correct muscles to maximize the benefits and minimize the risk of injury.











































