Apples are high in soluble fiber. It lowers the level of cholesterol in the blood and prevents clogging of blood vessels. The fruits are also high in polyphenols, including the flavonoid epicatechin, which lowers blood pressure. Apples contain vitamin C and potassium. Vitamin C boosts the immune system and protects the body from infections that cause heart problems. Potassium relaxes blood vessels reducing the risk of high blood pressure and cardiovascular complications.
Quercetin in apples may protect the brain from damage caused by oxidative stress . It also prevents nerve damage by regulating markers of oxidative and inflammatory stress . One laboratory study proves that quercetin helps neurons survive and continue to function reducing their loss with age.
Harm of apples
Overeating apples can provoke negative phenomena from the gastrointestinal tract.
If you do not overeat apples, they are not dangerous to health. But in some cases, they can cause unwanted reactions.
The fruit seeds contain cyanide. Swallowing them is unlikely to cause harm, but if eaten in large quantities by chewing, they can lead to poisoning.
People prone to allergies are at risk of developing a reaction after eating apples. The acid they contain contributes to the formation of plaque. Therefore, it is better to rinse your mouth with water or brush your teeth after eating an apple.
Toddlers and the elderly who have difficulty swallowing may choke on raw apple slices.
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