You’re Missing THIS About Eye Health | Dr Bryce Appelbaum

About this video

• Video Title: You’re Missing THIS About Eye Health | Dr Bryce Appelbaum
• Channel: DrKaranExploresPod
• Speakers: Dr. Karan Rajan, Dr. Bryce Appelbaum
• Duration: 00:42:42

Overview

This video discusses the critical distinction between "eyesight" and "vision," emphasizing that vision is a brain function influenced by eye health and development. It explores how vision is inadequately measured in standard eye exams, the impact of modern lifestyle factors like screen time on vision, and how vision problems can be misdiagnosed or mimic symptoms of other conditions such as ADHD and dyslexia. The conversation also touches on environmental factors, the gut-eye axis, and practical strategies for improving vision health.

Key takeaways

• Eyesight vs. Vision: Eyesight refers to the ability to focus light clearly, while vision is the complex process of how the brain filters, organizes, and interprets visual input to make sense of the world and guide actions.
• Comprehensive Vision Measurement: Standard eye exams primarily measure eyesight, neglecting functional visual skills like convergence, tracking, focusing, and depth perception, which are crucial for overall vision.
• Impact of Screen Time: Excessive screen use contributes to rising myopia rates and can cause eye strain, fatigue, dry eyes, and negatively impact focus and attention due to the unique visual demands and constant near-focus.
• Misdiagnosed and Missed Vision Problems: Vision issues can often be overlooked or misdiagnosed, leading to unnecessary struggles in learning, daily activities, and can present symptoms similar to ADHD, dyslexia, and other neurodevelopmental conditions.
• Holistic Eye Health: Improving vision involves a multifaceted approach including addressing environmental factors, nutrition, managing stress responses, and targeted vision training exercises that strengthen the eye-brain connection.

The two non-negotiable actions individuals can take for better eye and brain health are:

1. Limit screen time and prioritize balance by getting outside with natural lighting and incorporating movement. This helps support overall holistic health.
2. Focus on nutrition for brain and eye health, ensuring adequate antioxidants, omega-3s, and other micronutrients and macronutrients. Eating for brain health is similar to eating for eye health.

Here are the key points discussed in the video regarding addressing eye health:

• Understand the difference between eyesight and vision: Recognize that vision is a brain function and not just about seeing clear letters.
• Improve functional vision skills: Focus on training aspects like eye convergence, tracking, focusing, and depth perception, as these are often overlooked in standard eye exams.
• Manage screen time:
  • Take frequent breaks (e.g., the 20-20-20 rule: every 20 minutes, look at something 20 feet away for 20 seconds).
  • Soften your gaze and widen your field of view when looking at screens.
  • Get outside for natural lighting and movement.
  • Be aware of signs of excessive screen time like fatigue, blurred vision, dry eyes, decreased productivity, and disrupted sleep.
• Address environmental factors:
  • Be mindful of "junk lighting" from LEDs, which can cause oxidative stress.
  • Consider the impact of pollutants in the atmosphere.
• Prioritize nutrition:
  • Eat for brain and eye health, which have similar dietary needs.
  • Ensure intake of antioxidants, omega-3s, and essential micronutrients and macronutrients.
  • Reduce intake of seed oils, processed foods, gluten, dairy, alcohol, and sugar, which can contribute to inflammation.
• Practice specific eye exercises:
  • Engage in exercises that support the focusing system, like "eye push-ups" (stimulating and relaxing focus).
  • Practice activities to access peripheral vision, such as peripheral pointing, to improve spatial awareness and reduce strain.
  • These exercises can help improve flexibility and stamina in the focusing system.
• Address misdiagnosed or missed vision problems: Be aware that symptoms attributed to other conditions might stem from underlying vision issues.
• Understand the connection to other health issues:
  • Recognize that vision problems can mimic symptoms of ADHD, dyslexia, and autism spectrum disorders.
  • Acknowledge the gut-eye axis; gut health and inflammation can impact vision.
  • Be aware that concussions and traumatic brain injuries significantly impact vision and can be addressed through vision rehabilitation.
  • Consider how inflammation from issues like Lyme disease or mold exposure can affect vision.
• Consider vision performance training: This can help rewire the brain and improve visual function, especially after injuries or when dealing with developmental challenges.
• Proactive approach: Instead of solely reacting to disease, take a proactive approach to vision health by identifying and addressing functional issues before they become significant problems.
• Develop visual milestones: For children, ensuring they go through crucial developmental milestones like crawling is important for proper vision development.
• Don't accept vision deterioration as inevitable: Vision does not necessarily have to deteriorate significantly with age; maintaining and improving it is possible.

The video specifically mentions one activity to improve peripheral vision:

• Peripheral Pointing:
  • Look straight ahead at a specific target (e.g., a light switch or doorknob).
  • Keep your eyes fixed on that target.
  • Without moving your eyes from the target, notice what else is in your field of vision (your periphery).
  • Try to point to objects in your periphery without looking directly at them.
  • This exercise helps activate and open up your peripheral vision, which can lead to better balance and a greater sense of self in space.

The speaker also notes that this is a gross motor task that can be done without equipment, and that incorporating it into daily activities like walks (noticing things to the left and right) can be beneficial.

The video touches upon training and games primarily in the context of vision performance and eye-brain connection. Here's what was mentioned:

• Vision Performance Training: This is described as using the eyes to "rewire the software of the brain" and change how the brain functions. It's presented as a way to optimize and enhance vision.
• Eye Exercises: Specific exercises are discussed as a way to alleviate common vision problems caused by screens. Examples include:
  • Near-far focus activities: These stimulate the focusing system.
  • "Eye push-ups": A similar concept to near-far focus, aiming to improve focusing system flexibility and stamina.
  • Activities to access periphery: As detailed in the previous answer, "peripheral pointing" is highlighted.
• Training for Professional Athletes: The speaker mentions working with professional athletes and teams where improving peripheral vision is a key goal to help them better process space, react to the environment (like tracking a ball), and perform more effectively.
• Virtual and Augmented Reality: While not detailed as specific games, the speaker notes that these technologies can help individuals achieve improved peripheral vision more quickly and robustly than traditional methods.