Hormonal changes, weight gain, changes in posture, and the growing uterus can all influence how the lower back feels and looks.
After childbirth, body composition and muscle function may gradually change again.
Some women notice that their lower-back contours look different after pregnancy.
This is not necessarily a sign of a problem.
However, persistent pelvic pain, severe lower-back discomfort, or difficulty returning to normal movement deserves appropriate medical assessment.
The effects of aging
As people get older, changes in skin elasticity, muscle mass, and fat distribution can alter the appearance of many body regions.
The lower back is no exception.
The dimples may become less noticeable, more pronounced, or remain almost unchanged.
All of these possibilities can be normal.
12. CAN LOWER-BACK DIMPLES BE RELATED TO GENETICS?
Genetics plays an important role in determining body shape and anatomical variation.
Your genes influence the structure of your pelvis, the distribution of fat, the proportions of your muscles, and many characteristics of your skin and connective tissues.
These factors can contribute to whether lower-back dimples are visible.
However, there is no simple genetic test that determines whether someone will have Venus dimples.
The feature is not controlled by one well-established gene.
Instead, it is likely influenced by multiple anatomical and body-composition factors.
This also explains why the feature can appear in members of the same family without being present in everyone.
For example, two siblings may have similar body proportions but different lower-back contours.
One may have clearly visible indentations, while the other may have a relatively smooth appearance.
Neither difference indicates a health problem.
It is also important to remember that genetics does not determine every aspect of your appearance.
Muscle development, changes in body composition, age, and other environmental influences can modify how certain anatomical features appear.
13. WHAT MUSCLES SUPPORT THE AREA AROUND THESE DIMPLES?
Although the dimples themselves are primarily related to anatomy and connective-tissue attachments, the surrounding muscles play an important role in lower-back function.
Several muscle groups work together to stabilize your spine and pelvis.
Understanding these muscles can help explain why lower-back strength and mobility matter much more for health than whether the dimples are visible.
The erector spinae
The erector spinae is a group of muscles running along both sides of the spine.
These muscles help extend the back, maintain an upright posture, and control spinal movement.
They also work continuously during activities such as standing, walking, lifting, and bending.
Weakness or poor coordination in the muscles supporting the spine may contribute to movement difficulties, although back pain usually has multiple possible causes.
The multifidus muscles
The multifidus muscles are smaller, deep muscles located along the spine.
They help stabilize individual spinal segments and contribute to controlled movement.
These muscles work together with the abdominal muscles and other structures to support the lumbar region.
The gluteal muscles
The gluteal muscles are located around the buttocks and hips.
They include:
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Gluteus maximus.
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Gluteus medius.
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Gluteus minimus.
These muscles help extend, rotate, and stabilize the hip.
The gluteus medius and minimus are particularly important for maintaining pelvic stability when standing on one leg or walking.
The abdominal muscles
The abdominal muscles also contribute to lower-back stability.
The transverse abdominis, internal and external obliques, and rectus abdominis help control the trunk and regulate pressure within the abdominal cavity.
Together with the back muscles, they form an important part of your body's core support system.
A healthy lower back depends on coordinated movement between these muscle groups.
It does not depend on having visible dimples.
14. FIVE EXERCISES THAT SUPPORT A HEALTHY LOWER BACK
If your goal is to improve lower-back strength, stability, and mobility, you do not need to chase a particular appearance.
A balanced exercise routine can help you move more comfortably and support your spine during everyday activities.
Here are five commonly recommended exercises.
1. Bird Dog
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The bird dog exercise helps improve trunk stability and coordination.
To perform it:
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Begin on your hands and knees.
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Keep your back in a comfortable neutral position.
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Slowly extend your right arm forward.
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At the same time, extend your left leg backward.
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Avoid rotating your pelvis or arching your lower back excessively.
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Return to the starting position.
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Repeat with the opposite arm and leg.
Start with five to eight repetitions on each side.
The goal is controlled movement rather than lifting your limbs as high as possible.
2. Glute Bridge
The glute bridge targets the gluteal muscles and supports hip extension.
To perform it:
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Lie on your back with your knees bent.
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Place your feet flat on the floor.
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Keep your arms relaxed beside your body.
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Gently tighten your abdominal muscles.
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Press through your feet and lift your hips.
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Stop when your shoulders, hips, and knees form a comfortable diagonal line.
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Lower slowly.
Begin with eight to twelve repetitions.
Avoid pushing your lower back into excessive extension.
3. Modified Side Plank
The side plank helps strengthen the muscles responsible for lateral trunk stability.
To perform the modified version:
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Lie on your side.
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Bend your knees.
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Place your elbow directly beneath your shoulder.
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Lift your hips away from the floor.
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Keep your body in a straight line from your shoulders to your knees.
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Hold the position for several seconds.
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Lower gently and switch sides.