The Impact of Prolonged Sitting
Sitting for prolonged periods is a well-documented contributor to poor posture and musculoskeletal issues. According to a study published in the International Journal of Environmental Research and Public Health, prolonged sitting is associated with increased discomfort, reduced spinal flexibility, and alterations in spinal curvature, all of which can contribute to poor posture over time [1]. When we're behind the wheel for hours on end, these effects are compounded, as the limited range of motion and lack of postural variation further exacerbate the strain on our muscles and joints.
The Ergonomics of Driving
The design of vehicle seats and the driving posture itself can also play a significant role in shaping our posture. Many car seats are not ergonomically optimized, lacking adequate lumbar support and adjustability to accommodate individual body types. A study conducted by the National Institutes of Health found that improper seat design and posture can lead to increased pressure on the lumbar spine and pelvic structures, contributing to discomfort and postural deviations [2].
Furthermore, the driving posture itself often involves a combination of forward head posture, rounded shoulders, and slouched positioning, all of which can place undue stress on the spine and surrounding muscles. Over time, these repetitive postures can lead to muscle imbalances, joint stiffness, and even structural changes in the spine, predisposing drivers to chronic pain and postural abnormalities.
Combatting the Effects
While it may seem inevitable given the nature of driving, there are steps we can take to mitigate the negative effects on our posture. Implementing ergonomic adjustments such as adjusting the seat height, angle, and including a support such as the Baxby memory foam back cushion / seat cushion can help maintain a more neutral spine alignment while driving. Taking regular breaks to stretch and move around can also alleviate muscular tension and promote circulation, reducing the risk of stiffness and discomfort.
Additionally, incorporating exercises targeting the muscles involved in maintaining good posture, such as the core, back, and neck muscles, can help offset the effects of prolonged sitting. Simple exercises like shoulder rolls, chest stretches, and trunk rotations can be performed both before and after driving to promote spinal mobility and muscle balance.
References:
- Thorp, Alicia A., et al. "Prolonged sedentary time and physical activity in workplace and non-work contexts: a cross-sectional study of office, customer service and call centre employees." International Journal of Environmental Research and Public Health 11.10 (2014): 10330-10344.
- Zarei, Mohammad, et al. "Effect of automobile seat design on lumbar spine posture and intervertebral disc pressure: a pilot study." Journal of biomechanical engineering 131.8 (2009): 081010.