Five key moves to strengthen your midsection after 55, beyond endless setbacks.
After age 55, changes in muscle mass, activity level, posture, and metabolism often make the midsection one of the places where extra weight and flab appear. Many people respond by doing endless crunches, hoping to flatten their stomachs and tighten their waists. Unfortunately, crunches primarily train a small portion of the abdominal muscles and often neglect the deeper stabilizers, glutes, glutes, and postural muscles that contribute to a stronger and stronger core.
A stronger core includes much more than the visible abdominal muscles. The core includes the deep muscles that surround the spine, hips, pelvis, and trunk. These muscles help maintain posture, stabilize movement, improve balance, and support nearly every physical activity. When the entire core becomes stronger, the back often appears tighter because the muscles provide better support throughout the midsection.
The five exercises below challenge the core from different angles while improving posture, stability, and overall body strength. Each movement exercises the abdominal muscles more effective than traditional crunches by training the core to stabilize and control the movement. Do them consistently and you’ll build a stronger, more stable core that supports better movement throughout the day.
Bird dogs
The dog’s legs strengthen the deep core muscles, which are responsible for stabilizing the spine during movement. Many adults focus on compressing the core through crunches, while ignoring the stabilizers that help create a midsection and support. This exercise forces the core to resist rotation while the arms and legs move independently. The movement also strengthens the abs, shoulders and back and builds overall body stability. Adults over the age of 55 often notice better posture and better balance after supplementing with bird feeders. Few exercises effectively train core functional strength while remaining gentle on the spine.
How to do it
- Start from all four sides
- Place your hands under your shoulders
- Place your knees under your hips
- Gently harden your brain
- Extend one arm and the opposite leg
- Keep it short
- Back with control
- Alternate sides for 10 repetitions per side.
Standing knee-to-elbow crunches
Unlike traditional crunches that keep the body steady on the floor, standing knee-to-elbow crunches get to the core of the problem, improving balance and coordination. The criss-crossing motion activates both the abdominal and core muscles, creating greater engagement throughout the waistline. Exercising the muscle also increases overall muscle recruitment, as the hips and stabilizers must be constantly working. Many adults find this exercise more comfortable than abdominal work on the floor. Consistent practice helps strengthen the core and encourage better posture and movement control.
How to do it
- Stand tall, feet shoulder-width apart
- Place your hands behind your head
- Lift one knee up
- Bend the opposite elbow towards the knee
- Squeeze your abdominal muscles
- Come back slowly
- Alternate sides continuously
- Do 20 total repetitions.
Glute Bridges
Strong muscles and a strong core work together to support a flatter stomach and healthy posture. As the bones weaken, the pelvis often slips out of alignment, making the midsection more prominent. The glute muscles strengthen the hips and force the abdominal muscles to stabilize throughout the movement. The exercise also improves lower body strength and spinal support. Many adults over the age of 55 notice better posture and more core control after consistently adding more weight. Better posture alone often creates a significantly tighter look through the waist.
How to do it
- Lie on your back and bend your knees
- Place your feet flat on the floor
- Press through your heels
- Lift your legs up
- Strengthen your glutes and core
- Keep it short
- Lower slowly with control
- Do 12 to 15 repetitions.
Dead bugs
Deadlifts challenge the deep stabilizing muscles that support the spine and pelvis. Many adults struggle with core weakness because the body compensates with the lower back when moving. This exercise teaches the abdominal muscles to maintain stability while the arms and legs move independently. A controlled movement pattern improves coordination and reinforces proper core activation. Done correctly, deadlifts produce significant abdominal engagement without stressing the neck or spine. Exercise remains one of the most effective alternatives to traditional crunches.
How to do it
- Lying on the back
- Raise your arms towards the ceiling
- Lift your knees up
- Gently harden your brain
- Lower one arm and the opposite leg
- Come back slowly
- Alternative sides
- Repeat 10 times on one side.
Side knee drives
The obliques play an important role in creating a tighter and stronger waistline. Standing knee push-ups target these muscles while improving balance and hip strength. Many adults neglect the twisting and side-to-side movement patterns that can contribute to a decline in core function over time. This exercise strengthens the hips while challenging coordination and stability. The standing position also engages more muscles than traditional floor crunches, increasing overall efficiency. Consistent practice helps build a stronger core and better control of movement.
How to do it
- Stand tall with your hands behind your head
- Bring one knee toward your body
- Lower the same elbow towards the knee
- Squeeze your abdominal muscles
- Come back slowly
- Alternate sides continuously
- Maintain an upright posture
- Do 20 total repetitions.
Tyler Reid, BSc, CPT
Tyler Reed is a personal trainer and has been involved in health and fitness for the past 15 years. Read more about Tyler
