logoFitAI
ExercisesStart Free

Diagonal Opens

Expert Advice

Control the movement and focus on the stretch and contraction of the chest and shoulder muscles to improve flexibility and strength.

How-to-do Steps

  1. Lie on your back with your arms extended out to the sides and knees bent.
  2. Bring one arm across your body diagonally towards the opposite knee while keeping the other arm stationary.
  3. Return to the starting position and repeat with the other arm.
  4. Continue alternating arms for the desired number of repetitions.

Track Diagonal Opens in FitAI

Log your sets, reps, and weights automatically. Get AI-powered progressive overload recommendations and form feedback — personalized to your training history.

Start Free

Muscles Worked

Diagonal Opens primarily targets the Chest, with Strength mechanics using Body Weight. Understanding muscle activation patterns helps you focus on proper engagement and maximize training effectiveness.

Primary
Chest
Chest50%
Secondary
Shoulders
Shoulders25%
Abs
Abs25%
Equipment
Body Weight
Body Weight
Exercise Type
Strength
50%Chest25%Shoulders25%Abs

Sets & Reps Guidance

Beginner3 x 12-15
Intermediate3 x 10-12
Advanced4 x 8-10

Frequently Asked Questions

What muscles does Diagonal Opens work?
Diagonal Opens primarily targets the Chest. Secondary muscles involved include Shoulders, Abs. It is classified as a Strength exercise performed with Body Weight.
How many sets and reps should I do for Diagonal Opens?
For beginners, start with 3 sets of 12-15. Intermediate lifters can do 3 sets of 10-12. Advanced athletes can push to 4 sets of 8-10. Adjust based on your goals and recovery capacity.
Is Diagonal Opens suitable for beginners?
Yes, Diagonal Opens is rated as a beginner-friendly exercise, making it an excellent starting point. Focus on mastering proper form before increasing intensity or load.