This medium impact exercise strengthens the abdominal muscles (rectus and obliques) and the lower back.
Steps
Part 1 of 4: Taking the Starting Position
![Do Straight Leg Sit Ups Step 1 Do Straight Leg Sit Ups Step 1](https://i.sundulerparents.com/images/006/image-17182-1-j.webp)
Step 1. Lie on your back
Keep your legs straight.
![Do Straight Leg Sit Ups Step 2 Do Straight Leg Sit Ups Step 2](https://i.sundulerparents.com/images/006/image-17182-2-j.webp)
Step 2. Interlace your hands behind your neck
Support your head lightly so as not to overload the neck muscles.
Part 2 of 4: Perform the Exercise
![Do Straight Leg Sit Ups Step 3 Do Straight Leg Sit Ups Step 3](https://i.sundulerparents.com/images/006/image-17182-3-j.webp)
Step 1. Contract your abs and lift yourself into a sitting position
![Do Straight Leg Sit Ups Step 4 Do Straight Leg Sit Ups Step 4](https://i.sundulerparents.com/images/006/image-17182-4-j.webp)
Step 2. Slowly return with your back to the ground
Try to make a movement that is as smooth and continuous as possible.
Part 3 of 4: Advanced Version
![Do Straight Leg Sit Ups Step 5 Do Straight Leg Sit Ups Step 5](https://i.sundulerparents.com/images/006/image-17182-5-j.webp)
Step 1. If you want to make the exercise more effective, place your hands above your head or keep them at your sides
Part 4 of 4: Frequency
Step 1. Do 10 - 15 repetitions of this exercise for each set
Repeat until you complete 3 sets.
Step 2. To start seeing and feeling the first benefits of exercise, do 3 sets 3 times a week for 6 weeks
If you want to speed up response times, increase the number of sets or workouts per week.
Advice
- The benefits of this exercise are an increase in the strength and flexibility of the abdominal muscles and lower back.
- If you want to lighten the load of the exercise, cross your legs across your chest or bend them slightly.