How Do You Know If You Have Visual Snow?

If you're wondering whether you have visual snow, this video will help you find out the answer. I share some insights from my medical practice in Neuro-Ophthalmology and Visual Snow research. Key Moments In This Episode ======================== 00:00 What this video will cover 00:23 What does visual snow look like? 01:52 When this is temporary and part of a normal experience 02:59 Other visual symptoms, e.g. persistent after-images 03:34 Trailing of images 03:53 Double or ghosting of images 04:08 Floaters 04:34 Blue-field entoptic phenomenon (BFEP) 05:36 Shaking of images 05:48 Increased sensitivity to light 06:14 Night vision affected 07:12 Starburst 07:23 When it's called Visual Snow Syndrome; diagnostic criteria 07:55 Variations of onset and severity 08:22 Non-visual symptoms 08:54 Depersonalization 09:07 Tingling 09:15 Tremors 09:19 High-pitched tinnitus 09:28 Headaches 09:41 Pain, fatigue, brain fog, memory, mood, anxiety 10:33 Importance of support 11:04 What to do next if you have visual snow 12:17 Practical resources RESOURCES ======================== VSS RESEARCH PAPERS - Wong SH, Wingrove J. Mindfulness and MBCT-vision (mindfulness-based cognitive therapy modified for visual symptoms) for visual snow syndrome: a therapeutic perspective. Front Neurol. 2025 Jul 1;16:1596642. doi: 10.3389/fneur.2025.1596642. PMID: 40667470 = FREE to DOWNLOAD = LINK: https://bit.ly/vss-mindfulness-framework = NOTES: This paper shares the concepts behind our treatment strategies for Visual Snow Syndrome. This is an academic paper written for healthcare professionals Wong SH, et al. Visual Snow Syndrome Improves With Modulation of Resting-State Functional MRI Connectivity After Mindfulness-Based Cognitive Therapy: An Open-Label Feasibility Study. J Neuroophthalmol. 2024 Mar 1;44(1):112-118. doi: 10.1097/WNO.0000000000002013. Epub 2023 Nov 15. PMID: 37967050 = FREE to DOWNLOAD = LINK: https://bit.ly/vss-mindfulness-study2022 = NOTES: This is the first research study to show that Mindfulness can change the brain networks and improve Visual Snow Syndrome. MINDFULNESS BOOK - Mindfulness for Brain Health = NOTES: I wrote this book as show how people can implement mindfulness into their daily lives, easily. = Available in print, audiobook and eBook formats where all good books are sold = LEARN MORE: https://books2read.com/mindfulness-br... THURSDAY TIPS NEWSLETTER - Sign up for my popular newsletter where I share bite-sized brain health tips to thrive on Thursdays = https://bit.ly/drwongbrainhealth WEBSITE - http://www.drsuiwongmd.com ABOUT Dr Sui Wong ======================== I am a practising medical doctor (MD FRCP) working as a Neurologist and Neuro-Ophthalmologist, and an active neuroscience researcher. My research work is inspired by questions arising from my busy clinical practice. I am grateful that my clinical and research work has been recognised with awards, including the J. Lawton Smith 2025 Award for the most impactful Neuro-Ophthalmology research. My mission is to inspire and empower people with science-backed strategies to improve their brain health and well-being, informed by my clinical experience and research. DISCLAIMER - This channel is for educational purposes only and does not establish a doctor-patient relationship. Its aim is to inspire you to take action for your health and wellbeing. The content shared here is separate from my clinical duties as a neurologist and neuro-ophthalmologist, and my academic work as a clinician-neuroscientist, though informed by my experience and expertise in both.