Apple's weird anti-nausea dots cured my car sickness
Apple’s new “Vehicle Motion Cues” feature overlays subtle moving dots on iPhone, iPad, and Mac screens to reduce motion sickness when using devices in cars, buses, planes, and trains, and many users report it makes reading or brief phone checks in transit significantly more tolerable. Others find little or no benefit, highlighting how varied motion sickness triggers are and noting that looking at screens in vehicles remains unusable for some. Commenters also explore Android alternatives, underlying theories of motion sickness, the placement of such tools under accessibility settings, and privacy concerns around third‑party apps that try to replicate the effect.
Feature discovery and UX
- Many commenters were unaware of Apple’s “Vehicle Motion Cues” until this article; several call it “buried” under Accessibility.
- Multiple people argue it should be a first-class, easily toggled feature (e.g., Control Center), ideally with a “What’s New in Settings” surface.
- Some like having it always on, even when not traveling; others find the moving dots visually distracting and quickly turned it off.
Effectiveness: highly variable
- Some report dramatic benefits: previously unable to look at a phone for more than a few seconds, now able to read, work, or at least check messages/maps without nausea.
- Others see partial benefit: quick glances are tolerable, but sustained reading still causes sickness; works better in buses/trains/planes than in cars for some.
- A sizable group says it doesn’t help at all, or even makes them feel worse.
- A few note it can help even when they’re generally motion-sick without using the phone by simply staring at a mostly blank screen with dots.
- Effectiveness seems sensitive to phone orientation, seating position, driving style, and vehicle type; one person notes it strangely doesn’t help in certain EVs.
Android, desktop, and open-source alternatives
- Multiple Android apps provide similar “dot” or “horizon” overlays; experiences range from “works well” to “intrusive ads and ineffective.”
- An open-source F-Droid app gets positive mentions, though its motion algorithm can be jumpy.
- Some Android apps rely on overlay permissions, raising privacy and security concerns; this is cited as a reason the feature should be OS-level.
- The feature also exists on macOS, where users bind it to a shortcut to work on shuttles; people wonder about Linux/Windows equivalents.
Mechanisms and theory
- Several explanations center on resolving mismatch between visual input and the vestibular system; the dots approximate perceived acceleration/jerk.
- One commenter emphasizes rate-of-change of acceleration (“jerk”) as the key cue and claims Apple’s implementation uses this more effectively than simple acceleration.
- VR motion sickness, field-of-view, peripheral vision, and “tunnel vision” tricks are discussed as analogous phenomena.
Other approaches and broader context
- People mention motion-sickness glasses with liquid “horizons,” wrist TENS devices, ginger, meclizine/other meds, sea-bands, careful eating, and even desensitization training in motion simulators.
- Many stress that motion sickness is common, often debilitating, and under-researched; some call for more systematic studies and industry-backed research.