Doctor insights on:
Antioxidants Prevent Chronic Diseases Cancer Heart Disease Macular Degeneration
How do antioxidants prevent chronic diseases such as cancer, heart disease, and macular degeneration?
Maybe: For macular degeneration - free radicals appear to play a significant role. There is currently a prevention arm of the areds which is looking at supplements in preventing the progression of macular degeneration. It's often better to eat a good diet, exercise and reduce other risk factors than take supplements. Oh yes, please don't smoke! ...Read moreSee 1 more doctor answer
Antioxidants are substances that protect your cells against oxidation, especially oxidation by molecules called free radicals. Free radicals can damage cells, and may play a role in heart disease, cancer and other diseases. Vitamins a, c, e, as well as beta-carotene, lutein, lycopene, and selenium, are common antioxidants. Foods high in antioxidants include fruits, ...Read more
What are the means by which antioxidants prevent of chronic diseases such as cancer, heart disease, and macular degeneration?
They don't: There's a whole lot of conspiracy-mongering going around these days that somehow the pharmaceutical and health care industries are suppressing some "magic bullets" that can prevent all of these diseases. If this were true, i don't know a doctor who wouldn't immediately shout it from the roof-top and get all of their patients on the stuff. ...Read moreSee 1 more doctor answer
Yes: There are several commercially available vitamins that reduce progression of macular degeneration. Ocuvites and i caps make a number of different supplements. Healthy eating of course is best incorporating spinach, kale, fish, and other green leafy vegetables into your diet. ...Read moreSee 2 more doctor answers
We thought so..: So we knew that oxidative stress is a key factor in cancers and other disease processes. So naturally we thought, lets load patients with antioxidants to prevent that. We did studies and it showed antioxidants have no effect. Which means there's a lot more to it than the oxidation issue. So although logic says antioxidants are good, we just don't have definitive proof of it. ...Read more
I have myopic macular degeneration. Is there anything i can do to prevent the blood vessels from leaking? Vitamins, eye drops?
AREDS vitamins: The national eye institute did a study that showed that a particular vitamin formula called areds can help reduce progression of macular degenration in people with high risk characteristics. You should see your ophthalmologist to determine if you have these characteristics. There are particular eye vitamins that your eye md may recommend for your general ocular health. ...Read moreSee 1 more doctor answer
Two types: 1. Dry: areds vitamins, tobacco cessation. 2. Wet: intravitreal injections of anti-vegf molecules like avastin, lucentis, or eylea. There is no prevention, only treatment (and no cure). See an eye doctor regularly (screening), and see a retina specialist if you are diagnosed. ...Read moreSee 1 more doctor answer
In some: For people who have macular degeneration of intermediate or high risk of progression (something your eye doctor can determine by exam), than the areds formula of vitamins has been proven to decrease the risk of severe vision loss by 25%. For those with mild findings, only a family history of amd but a normal exam and the general public, the eye vitamins have not been proven beneficial. ...Read moreSee 1 more doctor answer
Heart disease is a condition in which a person has problems with his heart, which includes both birth defects and problems acquired later. Examples of heart disease include clogging of the coronary (heart) arteries, heart attacks, leaky heart valves, heart failure, viral infections ...Read more
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