That title is sensationalized, but it’s likely referring to a real and fairly common post-pregnancy body change after a Cesarean section (C-section).
What people call a “flap” or “bag of skin” is usually a combination of:
- Loose skin stretched during pregnancy
- Residual fat tissue in the lower abdomen
- A slight skin overhang above the C-section scar
- Changes in abdominal muscle tone after pregnancy
Why it happens
During pregnancy:
- The uterus expands significantly, stretching skin and connective tissue.
- The abdominal wall and muscles (including the rectus abdominis) are pushed outward and may separate slightly (diastasis recti).
- After delivery, the uterus shrinks faster than the skin and muscles can fully rebound.
A C-section scar itself doesn’t cause the “flap,” but it can sometimes create a slight tethering effect where skin above it folds more visibly.
Important reality check
- This is normal and common, especially after multiple pregnancies, larger babies, or weight changes.
- It is not a medical disease or complication in most cases.
- Fitness, genetics, age, and skin elasticity all play a big role in how the abdomen looks afterward.
What can help (if someone wants improvement)
- Core strengthening (especially deep core/pelvic floor work)
- Gradual fat loss if appropriate
- Time (skin often improves slowly over months to years)
- In some cases, physical therapy for diastasis recti
- Cosmetic surgery (like abdominoplasty) for significant overhang—optional, not medically required
Bottom line
The “Cesarean flap” isn’t something mysterious left behind—it’s a normal combination of skin and tissue changes after pregnancy, and it varies widely from person to person.

