Studies have shown that blueberries slow down the ageing process, stops the initial stage of development of cancer, improves the function of the sight and helps in controlling diabetes. Blueberries grow as a shrub, bloom from May to June, and the delicious fruit in the form of berries mature from July to September. Healing is gentle and mature fruit and leaves. The leaves are harvested before ripening of fruits and dry in a dry place and the draft. Mature fruits are harvested in summer and dry in the sun. The fruit is dark blue - black round, juicy berries with a pleasant sour - sweet, slightly sharp in flavour. As medicine are used fresh and dried berries, juice of ripe berries, syrup and wine.