Vegetables for smokers

Cruciferous vegetable consumption and lung cancer risk: a systematic review.

Cruciferous vegetables are rich in isothiocyanates and this review states that they can reduce the risk of lung cancer by 22%.

Cancer Epidemiol Biomarkers Prev. 2009 Jan;18(1):184-95.

Green tea and cancer

Green tea: nature’s defense against malignancies.

The review is intended to highlight the chemistry of green tea, its antioxidant potential, its immunopotentiating properties and mode of action against various cancer cell lines that showed its potential as a chemopreventive agent against colon, skin, lung, prostate, and breast cancer.

Crit Rev Food Sci Nutr. 2009 May;49(5):463-73.

Cannabis use and risk of lung cancer

Cannabis use and risk of lung cancer: a case-control study.

The risk of lung cancer increased 8% for each joint-year (one joint a day for a year) of cannabis smoking and 7%  for each pack-year of cigarette smoking. Heavy users of cannabis had more than a five-fold increased risk of lung cancer.

Eur Respir J. 2008 Feb;31(2):280-6.
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Green tea cancer prevention

Green tea (Camellia sinensis) for the prevention of cancer

Green tea contains catechins which are powerful antioxidants that may prevent cancer. This Cochrane review looked at 51 studies that included:

  • cancer of the digestive tract,
  • breast cancer,
  • prostate cancer,
  • lung cancer,
  • ovarian cancer,
  • oral cancer.

Drinking 3 to 5 cups of green tea per day is safe and provides 250 mg of catechins per day.
The author concludes that there is insufficient evidence for green tea consumption preventing cancer.

Cochrane Database Syst Rev. 2009 Jul 8;(3):CD005004.

Aspirin and NSAIDs for cancer prevention

Aspirin and non-steroidal anti-inflammatory drugs for cancer prevention: an international consensus statement

Aspirin and non-steroidal anti-inflammatory drugs (NSAIDs) could prevent colorectal cancer and may probably prevent other cancers. Research is focusing on breast, prostate, lung, stomach, and oesophageal cancer.

Lancet Oncol. 2009 May;10(5):501-7

Wood Dust Causes Cancer

Wood dust exposure and the risk of upper aero-digestive and respiratory cancers in males.

Wood dust is a human carcinogen that can cause sino-nasal cancers.
This study also shows that wood dust exposure is a potential risk factor for upper aero-digestive tract and respiratory cancers

Occup Environ Med. 2008 Oct;65(10):647-54. Epub 2008 Jan 8.

Cod Liver Oil and Solid Tumors and Cancer

Cod liver oil, other dietary supplements and survival among cancer patients with solid tumours.

Whole year daily use of cod liver oil was associated with lower risk of death in patients with solid tumours and in lung cancer patients. Also daily and occasional use of other dietary supplements decreased the risk of death among lung cancer patients.

Int J Cancer. 2009 Sep 1;125(5):1155-60.

Solid tumor

An abnormal mass of tissue that usually does not contain cysts or liquid areas. Solid tumors may be benign (not cancer), or malignant (cancer).

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Red meat and lung cancer risk

Intakes of red meat, processed meat, and meat mutagens increase lung cancer risk.

A case control study on 2101 lung cancer cases in Italy.
Red meat, processed meat and meat mutagens (heterocyclic amines and benzopyrene) increased lung cancer risk.

Cancer Res. 2009 Feb 1;69(3):932-9. Epub 2009 Jan 13.

Benzopyrene (Benzo[a]pyrene)

“Benzo[a]pyrene, C20H12, is a five-ring polycyclic aromatic hydrocarbon that is mutagenic and highly carcinogenic.”

Smoking causes lung cancer

Smoking as a Factor in Causing Lung Cancer.

A discussion of the landmark 1950 study in JAMA and present day suggestions for tobacco control policy.

JAMA. 2009;301(5):539-541.
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