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Doctor's Desk
  • Writer's pictureKiren Sehmi BSc. (Hons.) FBDO CL

EYES ON THE PRIZE: WHY FAD DIETS CAN IMPACT YOUR VISION HEALTH

Keywords for SEO: healthy lifestyle, fad diets, vision health, omega-3 fatty acids, vitamin A, lutein, zeaxanthin, vitamin C, balanced diet, whole grains, fruits, vegetables.

No shortcuts to a healthy lifestyle - it's all about consistency and dedication.




By Kiren Sehmi, BSc(Hons.)FBDO CL




Are your food choices harming your eyesight? Discover the foods that nourish and protect your vision!


Many people turn to the internet for help in shedding weight and getting healthy, but with so many different diet plans and exercise routines out there, it can be overwhelming to know where to start. However, following a restrictive diet can lead to negative consequences for your overall health, including your vision. Here’s what you should know:


First of all, when you're on a restrictive diet, you may not be getting all the nutrients your eyes need to stay healthy. For example, a diet that eliminates all sources of fat may also deprive your eyes of essential omega-3 fatty acids, which can lead to dry eyes and other problems. Similarly, if you're not getting enough vitamin A, your eyes may not be able to produce enough of the pigments that help you see in low-light conditions.


But it's not just what you're not eating that can be a problem; it's also what you are eating. Some diets may encourage you to consume large amounts of certain foods or supplements, which can actually be harmful to your eyes. For example, taking high doses of vitamin E has been linked to an increased risk of macular degeneration, a leading cause of vision loss.


Instead of following the latest diet craze, focus on maintaining a balanced and varied diet that includes plenty of fruits, vegetables, and whole grains. These foods are packed with the vitamins and minerals your eyes need to stay healthy. Plus, they're often lower in calories than the processed junk food that many diets encourage you to eat.




If you want to improve your eye health, here are some fantastic food groups to consider adding to your meal plan:

  • Vitamin A: This nutrient is essential for good vision and can be found in foods like sweet potatoes, carrots, and spinach.

  • Omega-3 fatty acids: These healthy fats can help prevent age-related macular degeneration and dry eyes, and can be found in fatty fish like salmon and tuna, as well as chia seeds and walnuts.

  • Lutein and zeaxanthin: These antioxidants can help protect the eyes from harmful blue light, and reduce the risk of cataracts and age-related macular degeneration. They can be found in leafy greens like kale and spinach, as well as eggs and orange peppers.

  • Vitamin C: This antioxidant can help reduce the risk of cataracts and macular degeneration, and can be found in citrus fruits, berries, and broccoli.


Remember that a balanced and varied diet is key to good eye health. Don't be tempted to try a fad diet because your eyes will thank you for sticking with the basics.

When it comes to maintaining good health, there are no shortcuts. Following a restrictive diet may lead to negative consequences for your overall health, including your vision. While some diets may promise quick results, they often come at the cost of depriving your body of essential nutrients. Instead, focus on maintaining a balanced and varied diet that includes plenty of fruits, vegetables, and whole grains. Incorporating specific foods such as those high in vitamin A, omega-3 fatty acids, lutein and zeaxanthin, and vitamin C can also help nourish and protect your vision. Remember, consistency and dedication to a healthy lifestyle is key to not only feeling good but also seeing well.



*Disclaimer: This article is for educational purposes only and is not intended to be a substitute for professional medical advice. Always consult with your healthcare provider before making any changes to your diet or lifestyle.



References:

1. Rasmussen HM, Johnson EJ. Nutrients for the aging eye. Clin Interv Aging. 2013;8:741-8. doi: 10.2147/CIA.S45399. PMID: 23807876.

2. Chiu CJ, Milton RC, Klein R, Gensler G, Taylor A. Dietary compound score and risk of age-related macular degeneration in the Age-Related Eye Disease Study. Ophthalmology. 2009;116(5):939-46. doi: 10.1016/j.ophtha.2009.01.003. PMID: 19327719; PMCID: PMC2726077.

3. Sommerburg O, Keunen JE, Bird AC, van Kuijk FJ. Fruits and vegetables that are sources for lutein and zeaxanthin: the macular pigment in human eyes. Br J Ophthalmol. 1998;82(8):907-10. doi: 10.1136/bjo.82.8.907. PMID: 9888742; PMCID: PMC1722613.

4. Rodriguez-Rodriguez E, Lopez-Sobaler AM, Ortega RM, et al. Associations between abdominal fat and body mass index on vitamin A status in a group of Spanish schoolchildren. Eur J Clin Nutr. 2008;62(3):340-6. doi: 10.1038/sj.ejcn.1602716. PMID: 17440531.

5. Mozaffarian D, Rimm EB. Fish intake, contaminants, and human health: evaluating the risks and the benefits. JAMA. 2006;296(15):1885-99. doi: 10.1001/jama.296.15.1885. PMID: 17047219.

6. American Optometric Association. Lutein and zeaxanthin. Accessed April 27, 2023. https://www.aoa.org/patients-and-public/caring-for-your-vision/diet-and-nutrition/lutein

7. National Institutes of Health. Vitamin A. Accessed April 27, 2023. https://ods.od.nih.gov/factsheets/VitaminA-HealthProfessional/


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