Harmful incense sticks
Long-term inhalation of aromatic smoke from incense sticks may cause respiratory cancer – scientists warn. Scholars became interested in incense sticks, because it is known, that there are carcinogens in their smoke. Scientists, who wanted to see what effect this aromatic smoke has on human health, they conducted their research on Chinese from Singapore. They conducted a health survey among them, diets, conditions and lifestyle, including burning incense sticks, among over 60 thousand. people. None of the respondents suffered from cancer at that time. After approx. In ten years, scientists re-examined their health. Turned out, that person, who often stayed in rooms full of smoke, more often than others suffered from cancer of the respiratory tract.