Explore symptoms, assessment and rehabilitation considerations for core muscle.
Core strengthening works muscles around the trunk, including the abdomen, back and hips. The useful starting point is a task you want to manage more easily, such as getting up, carrying something or returning to an activity. Your plan should reflect that goal and your current ability.
Choose exercises for a goal, rather than a universal core routine
NHS adult activity guidance recommends strengthening all major muscle groups, including the abdomen and back. Trunk exercises can contribute to this broader activity plan; they do not replace aerobic activity or training the rest of the body.
Back pain should not automatically be attributed to weak core muscles. Ask what an assessment has found and why a particular exercise is being suggested. A longer plank is not a required measure of recovery for everyone.
Three core exercise options to discuss
The AAOS spine conditioning programme asks people to choose suitable exercises with a doctor or physiotherapist. These examples describe the movements; your repetitions, holds and progression should reflect your needs.
Abdominal bracing
Lie on your back with knees bent. Tighten the abdominal muscles to draw the tummy toward the floor, then release. Ask how much effort and hold time to use.
Hip bridge
Lie with knees bent and feet flat. Engage the abdominal and buttock muscles, raise your pelvis, then lower slowly. Avoid tensing the neck.
Bird dog
Start on hands and knees, with hands below shoulders and knees below hips. Raise one arm, establish balance, then extend the opposite leg. Return with control and change sides. Discuss an alternative if this position is uncomfortable.
Agree a manageable progression
Start at a level you can perform with control. Discuss how to adjust the movement, effort or rest if it is too difficult. A progression should help you practise the task you are working toward, rather than simply add harder exercises each week.
- Ask which movements suit your goal and current symptoms.
- Agree the amount, frequency and rest for your starting level.
- Record the response during practice and afterwards.
- Review what has become easier and what still needs adjustment before increasing the challenge.
For a general fitness starting point, our beginner home workout guide describes supported strength exercises. If back symptoms limit exercise, our back pain service can discuss assessment and an appropriate plan.
After surgery or childbirth, follow the specific recovery plan
NHS surgery-recovery advice recommends following the hospital's instructions about returning to normal activities. Ask about lifting, abdominal effort and permitted positions before starting a trunk-strengthening programme.
NHS postpartum guidance describes abdominal separation after pregnancy and assessment if it remains obvious or symptomatic. Do not assume a more demanding core routine is the right response to a visible gap, pain or urinary leakage.
Our diastasis recti guide explains self-check limits and exercise considerations. The post-surgery guide explains procedure-specific rehabilitation.
Back symptoms needing urgent medical assessment
NHS back pain guidance advises urgent help for sudden severe or rapidly worsening pain, or back pain with fever or feeling unwell. Seek emergency care for back pain with symptoms in both legs, loss of feeling around the genitals or anus, new bladder or bowel changes, chest pain, or a serious accident. Do not use core exercise to test these symptoms.
Sources and further reading
- NHS: general physical activity guidance for adults aged 19 to 64
- American Academy of Orthopaedic Surgeons: supervised spine conditioning and exercise examples
- NHS: returning to activity and following advice after surgery
- NHS: abdominal separation and self-check after pregnancy
- NHS: back pain, self-care and urgent symptoms
Need a Personalized Recovery Plan?
A physiotherapist can help you choose exercises and adjust activity to your circumstances. Explore our physiotherapy services, see how our treatment process works, or explore more practical guides in our blog library.



