Pec deck fly
Chest · machine. Set the seat so the handles are at chest height and bring your arms together in front.

Main muscle: Chest
Also works: shoulders
Equipment: machine
Typical: 2–4 sets of 10–15 with control.
How to do it
- Set the seat so the handles are at chest height and bring your arms together in front.
- Elbows slightly bent and fixed: the movement comes from the shoulder.
- Close in front without banging the handles and open only until your chest feels stretched.
Common mistakes
- Opening so far that your arms go behind your body.
- Lifting your back off the backrest to close.
- Bending your elbows and turning it into a press.
Alternative
No equipment, or want to switch it up: Cable chest fly.
Log it in one message
Type or say: “Did 3x10 pec deck on level 6.”
Fituba logs the weights session and its points; in Train you can add sets, reps and load to compare your strength progress. Sample wording, not a prescription.FAQ
What muscles does the pec deck fly work?
Main: chest. Also working: shoulders.
How many sets and reps of pec deck?
Typical: 2–4 sets of 10–15 with control. Adjust the load so you finish every set with good form; the load is the machine's number.
How do I log pec deck in Fituba?
In your account, open Train, pick Pec deck and add its sets, reps and load; or type “Did 3x10 pec deck on level 6” and Fituba logs your weights session.
Sources and limits
Original Fituba copy based on standard technique guides (StrengthLog · Chest). General education: the demo and these notes don't assess your form, mobility or the right load for you; for individual coaching, see a trainer.
More chest exercises
Fituba documentation · Who's behind it and editorial method ·