Consuming high amounts of them could extend the life of your lungs while also slashing your risk of heart disease, boosting your memory and improving bone health beyond calcium and vitamin D. STORY AT-A-GLANCE Lung function tends to peak around the age of 30, after which it starts to decline. The rate of decline varies depending on factors such as smoking, exercise, exposure to pollutants, medical conditions and diet Anthocyanins, a type of flavonoid, have been shown to improve symptoms of chronic obstructive pulmonary disease, and help slow the gradual decline in lung health associated with aging Recent research shows those in the highest quartile of anthocyanin intake, compared to those in the lowest quartile, had a significantly reduced annual decline in three lung function measurements over time Polyphenols — plant compounds that give fruits, vegetables and berries their vibrant colors — also lower your risk of hypertension, diabetes, heart …