Chair Lumbar Support vs. Back Rests: It’s a Mindset
Welcome back to MoveMed! Today, we’re diving into a topic that affects nearly everyone who spends long hours seated at a desk or in front of a screen: the role of lumbar support and back rests in your office chair. While these features may seem like a blessing for your back, the reality is that they can sometimes do more harm than good if used with the wrong mindset.
The Office Chair Lumbar Support: What It Entails
Most modern office chairs are designed with lumbar support in mind, aimed at promoting better posture and reducing strain on your lower back. These supports are especially important for those who spend significant time sitting and looking at screens, as poor posture is a common issue in this group. However, simply having lumbar support isn’t enough; how you use it plays a crucial role in your spinal health.
The Mindset Shift: Support or Rest?
Many people fall into the trap of thinking that the back rest or lumbar support of their chair should constantly hold them up. This mindset can lead to slouching, over-reliance on the chair’s support, and ultimately, a weakened posture. If you think of your back rest as something that’s always supporting your spine, you become lazy in your movement, allowing your muscles to weaken over time.
This prolonged reliance on back support, especially when sitting in a slouched posture, can significantly increase the risk of disc herniation and back pain. A study found that individuals who sat in a slouched posture for extended periods were more likely to develop lumbar disc issues compared to those who practiced active sitting and used back support sparingly .
Prolonged Slouching: The Risk of Disc Herniation
The research is clear: prolonged slouching and passive reliance on back support can increase your risk of developing spinal problems, including disc herniation. This occurs when too much pressure is placed on the spine, especially the lower back, for extended periods, leading to the inner material of the disc bulging out. A review highlights that sustained poor posture, particularly in seated positions, increases the mechanical stress on the discs, making them more prone to injury and degeneration .
Lumbar Support as Rest, Not Constant Support
The reality is that the lumbar support in your chair should be thought of as a tool to rest your back after you've been sitting correctly or standing. It’s not meant to hold you up all day. Sitting tall on the edge of your seat, or using a standing desk with proper posture, is the best way to maintain a healthy spine.
However, sitting up tall for long periods is not sustainable for most people, which is where lumbar support can be useful—but only as a break from active sitting. By using your back rest occasionally to relax your spine and muscles, you’ll avoid overloading your discs while still encouraging strong, supportive posture throughout the day.
The Best Habit for Spine Health: Active Sitting and Conscious Breaks
So, what’s the takeaway? The healthiest habit for your spine is to alternate between active sitting and giving yourself breaks. Sitting tall on the edge of your chair or standing at a desk is optimal for engaging your muscles and maintaining alignment. When you do use the back rest, treat it as a rest—not as a full-time support system.
By consciously incorporating active sitting and using your chair’s back rest sparingly, you’ll not only improve your posture but also reduce your risk of disc herniation and back pain. Regular movement and avoiding prolonged passive postures are key to preventing back injuries and maintaining long-term spinal health .
Final Thoughts: It’s All in the Mindset
Incorporating the right mindset into how you use your chair is essential. By viewing the lumbar support as a rest rather than a crutch, you’ll develop stronger muscles, better posture, and ultimately, a healthier spine.
Ready to take control of your posture and spinal health? Book an appointment with MoveMed today, and let’s start moving towards a pain-free life.
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References:
Kett, A.R.; Sichting, F.; Milani, T.L. The Effect of Sitting Posture and Postural Activity on Low Back Muscle Stiffness. Biomechanics 2021, 1, 214-224. https://doi.org/10.3390/biomechanics1020018
In TS, Jung JH, Jung KS, Cho HY. Effects of the Multidimensional Treatment on Pain, Disability, and Sitting Posture in Patients with Low Back Pain: A Randomized Controlled Trial. Pain Res Manag. 2021 Jun 30;2021:5581491. doi: 10.1155/2021/5581491. PMID: 34306274; PMCID: PMC8263210. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8263210/
Plandowska M, Labecka MK, Truszczyńska-Baszak A, Płaszewski M, Rajabi R, Makaruk B, Różańska D. The Effect of an Active Break Intervention on Nonspecific Low Back Pain and Musculoskeletal Discomfort during Prolonged Sitting among Young People-Protocol for a Randomized Controlled Trial. J Clin Med. 2024 Jan 22;13(2):612. doi: 10.3390/jcm13020612. PMID: 38276118; PMCID: PMC10816210. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10816210/
Balling M, Holmberg T, Petersen CB, Aadahl M, Meyrowitsch DW, Tolstrup JS. Total sitting time, leisure time physical activity and risk of hospitalization due to low back pain: The Danish Health Examination Survey cohort 2007–2008. Scandinavian Journal of Public Health. 2019;47(1):45-52. doi:10.1177/1403494818758843
Lis AM, Black KM, Korn H, Nordin M. Association between sitting and occupational LBP. Eur Spine J. 2007 Feb;16(2):283-98. doi: 10.1007/s00586-006-0143-7. Epub 2006 May 31. PMID: 16736200; PMCID: PMC2200681. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2200681/
Billy GG, Lemieux SK, Chow MX. Changes in lumbar disk morphology associated with prolonged sitting assessed by magnetic resonance imaging. PM R. 2014 Sep;6(9):790-5. doi: 10.1016/j.pmrj.2014.02.014. Epub 2014 Mar 2. PMID: 24594305; PMCID: PMC4152382. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4152382/
Edwards C, Fortingo N, Franklin E. Ergonomics. [Updated 2024 Feb 12]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2024 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK580551/
