In general, most people begin to lose vision after age 40 and develop eye problems such as presbyopia, cataracts, and age-related macular degeneration. The solution offered by Ourlyard Presbyopia Vision Therapy Drops can help you overcome eye problems within 2-4 weeks and improve vision. In a 30-day clinical trial involving 3,365 participants worldwide, the product was shown to relieve symptoms of various eye diseases. Ourlyard Presbyopia Vision Therapy Drops was developed by a team led by Dr. DOCTIA developed. Dr. Y. Ralph Chu, an ophthalmologist, has clinically proven that it can treat eye problems such as redness, dryness, presbyopia, glaucoma, cataracts, diabetic retinal diseases, age-related macular degeneration and high intraocular pressure. Oveallgo main principle of operation is to reduce the pupil to the optimal size required for focusing on close objects. Dr. Y. Ralph Chu, Chief Executive Officer of Chu Vision Institute in Bloomington, Maryland, is also one of the primary authorities responsible for FDA-approved drops. Oveallgo are the first and only FDA-approved eye drops to treat age-related vision loss. If Oveallgo Presbyopia Eye Drops get into your eyes, they can temporarily shrink the pupils, improving your ability to focus on close objects while keeping distance vision clear. Oveallgo uses patented technology that allows the eye drops to quickly adapt to the natural pH of the tear film, making use easy and comfortable. And with disposable eye drops, it is very safe and hygienic! OUR GUARANTEE We are confident that we offer some of the best products on the market. Therefore, we provide a 30-day guarantee. We will make every effort to ensure that you are completely satisfied with your purchase. Online shopping can seem daunting. We want you to know that there is absolutely zero risk of purchasing something. We won't make it difficult if you don't love it. We offer email and ticket support 24 hours a day, 7 days a week. If you require assistance, please contact us. Please contact customer service if you have any problems with your purchase.