Search results
Results from the WOW.Com Content Network
The study, funded by Japan's ministry of health, is the largest of its kind ever carried out. Over the years, the scientists involved have had access to more than 600 Okinawan centenarians. [1] The elderly of Okinawa enjoy what may be the longest life expectancy in the world, and are also known for enjoying the relatively good health while ...
Smokeless tobacco keratosis (STK) [4] is a condition which develops on the oral mucosa (the lining of the mouth) in response to smokeless tobacco use. Generally it appears as a white patch, located at the point where the tobacco is held in the mouth. The condition usually disappears once the tobacco habit is stopped.
This form of cancer is often seen in those who chew tobacco or use snuff orally, so much so that it is sometimes referred to as "Snuff dipper's cancer". Chewing betel nuts is an additional risk factor commonly seen in Taiwan.
Chewing tobacco is a cause of oral cancer, oesophagus cancer, and pancreas cancer. [20] Increased risk of oral cancer caused by chewing tobacco is present in countries such as the United States but particularly prevalent in Southeast Asian countries where the use of smokeless tobacco is common. [21] [22]
The major risk factor for cancer is age, and with the aging of the world population, a major epidemiologic challenge is before us. The goal of SIOG is to foster the development of health professionals in the field of geriatric oncology, in order to optimize treatment of older adults with cancer. SIOG promotes efforts in 3 strategic directions: 1.
The World Health Organization estimates that, in total, about 8 million people die from tobacco-related causes, including 1.3 million non-smokers due to secondhand smoke. [7] It is further estimated to have caused 100 million deaths in the 20th century. [4] Tobacco smoke contains over 70 chemicals, known as carcinogens, that cause cancer.
Smoker melanosis in a patient consuming 2 packs of cigarette per day. Smoking or the use of nicotine-containing drugs is the cause to Smoker's melanosis. [10] [11] Tar-components (benzopyrenes) are also known to stimulate melanocytes to melanin production, and other unknown toxic agents in tobacco may also be the cause.
Tobacco chewing, e.g. betel leaf and areca nut, called paan, tends to produce a distinctive white patch in a buccal sulcus termed "tobacco pouch keratosis". [1] In the majority of persons, cessation triggers shrinkage or disappearance of the lesion, usually within the first year after stopping. [1] [29]