# Back Pain at 35 Weeks Pregnant

Source: https://www.pregnancypowerhour.com/pregnancy/symptoms/back-pain-week-35
Last updated: 2026-07-01

> At 35 weeks, back pain often peaks as your center of gravity shifts and ligaments loosen, making informed support for comfort and mobility especially valuable.

At 35 weeks pregnant, the experience of back pain can feel particularly pronounced as your body navigates the final stretch of pregnancy with a significantly shifted center of gravity and increasingly lax ligaments. This stage of pregnancy often brings a noticeable forward shift in your weight distribution, placing additional strain on your lower back and pelvis. It's a common experience, with evidence suggesting that low back and pelvic girdle pain affect a large percentage of pregnancies, often becoming a leading cause of discomfort.

Understanding the type of back pain you're experiencing can offer clarity on potential supportive approaches. Research indicates there are two distinct types: lumbar pain, which feels similar to back pain outside of pregnancy, and pelvic girdle pain (PGP), which has a different underlying mechanism and often benefits from distinct interventions. As your body prepares for birth, the hormone relaxin causes ligaments to loosen, which, while essential for labor, can contribute to instability and discomfort in the pelvic area. This natural physiological change, combined with the weight of your growing baby, can intensify feelings of pressure and aching.

Finding ways to manage this discomfort is key to maintaining your comfort and mobility in these final weeks. While earlier trimesters might have presented different considerations, such as managing [Yeast Infection Symptoms in Pregnancy at 9 Weeks Pregnant](/pregnancy/symptoms/yeast-infection-symptoms-week-9) or navigating early fatigue, the third trimester calls for focused attention on your physical structure. Evidence-based approaches offer a range of options. For instance, engaging in prenatal exercise programs has been shown to reduce the severity of back pain, with water exercise having particularly strong support from research. For pelvic girdle pain specifically, pelvic floor physiotherapy is often considered a first-line approach, offering targeted support to the muscles and joints that are adapting to pregnancy.

Beyond specialized therapies, simple, practical adjustments can make a meaningful difference. Many parents find relief through supportive measures like applying heat packs to the lower back, utilizing supportive pillows when side-sleeping to maintain spinal alignment, and choosing low-heeled shoes (around 1-2 inches) to help stabilize posture. Exploring these options can help you feel more grounded and comfortable as you approach your estimated due date. Remember, making informed decisions about your comfort is a collaborative process, and your provider is your best resource for your specific situation.