IMMUNOLOGY

Detailed explanation-1: -"An apple a day keeps the doctor away” isn’t just a saying-apples actually can help prevent illnesses such as the common cold. This fruit contains phytochemical antioxidants, according to a study published in Nutrition Journal. These antioxidants help boost immunity and reduce the risk of chronic diseases.

Detailed explanation-2: -Root vegetables are great because they can easily last a week or more without refrigeration. These include potatoes, sweet potatoes, turnips, kale, beets, radishes and onions.

Detailed explanation-3: -"Cold/cool” fruits include apples, pears, oranges, bananas, persimmons, watermelons and kiwi fruits; “hot/warm” fruits include peaches, longans, litchi, and cherries; “neutral” fruits include pineapple, grapes, hawthorn and plums.

Detailed explanation-4: -A fresh, whole apple is safe to store at room temperature for about one week, but once you cut it, it must be refrigerated, unless it is cooked into a pie. Then you can store it at room temperature for up to two days.