We didn’t have surgery expecting our sleep to improve. It wasn’t even on the list of hoped-for outcomes, really. But looking back over the past year, better sleep is one of the most consistent and significant changes we’ve noticed.
Why Weight Affects Sleep
The connection between weight and sleep quality is well established, even if it doesn’t always make the headline list of reasons to lose weight.
Excess weight — particularly around the neck and chest — increases the risk of sleep apnoea, a condition where the airway partially or fully collapses during sleep, causing repeated interruptions to breathing. Many people with sleep apnoea don’t know they have it. They just know they feel exhausted despite sleeping for eight hours, snore heavily, and wake up with headaches.
Weight also affects how comfortably you can position yourself in bed, increases body temperature during sleep, and can contribute to acid reflux — which is particularly disruptive to sleep quality.
What Changed for Us
The most noticeable change was how much more rested we felt in the mornings. Not immediately after surgery — the first weeks post-op are physically exhausting — but as the weight came off, the quality of sleep improved noticeably.
Snoring reduced. Waking in the night became less frequent. The sense of waking up genuinely rested, rather than just having been unconscious for several hours, is something we hadn’t experienced properly for years.
Sleep and Weight Loss: A Two-Way Relationship
It’s worth knowing that the relationship works both ways. Better sleep supports better weight management — poor sleep disrupts the hormones that regulate hunger and satiety, making you more likely to overeat and less likely to make good food choices.
Prioritising sleep isn’t a passive side benefit of the surgery. It’s an active part of supporting the whole process.
Disclaimer: This post is based on our personal experience and is intended for general information only. It should not be taken as medical advice. Every journey is different, and it’s important to speak with a qualified healthcare professional about your own circumstances before making any medical decisions.