The model predicts that adults born in 1820 achieved a mean adult height of 1.648 m; those born in 1952 reached 1.744 m; and those born in the year 200 are to reach on average an adult height of 1.783 m.The scientific model is based on adult heights in England.he model predicts that adults born in 1820 achieved a mean adult height of 1.648 m; those born in 1952 reached 1.744 m; and those born in the year 200 are to reach on average an adult height of 1.783 m.
Avocados: Like spinach, avocados are rich in antioxidants commonly found in the eye like lutein and zeaxanthin. Avocados are said to contain more lutein than any other fruit, which is important for improving your eyesight since lutein has the ability to reduce the risk of macular degeneration and cataracts.
Aside from foods to help improve your eyesight naturally, you should also avoid or cut back on the following foods as much as possible to prevent vision loss: 1  Sugar. 2  Foods with a high glycemic index like pasta, bread and cereals. 3  Trans fats. 4  Refined flour. 5  Monosodium glutamate.