The World Health Organization [WHO] has called for a ban on the indoor use of electronic cigarettes. The health agency also suggested a ban on the advertising of e-cigs to minors, as well as further regulation of the industry. According to the WHO, e-cig vapor may increase background air levels of nicotine and other toxins.

cigarette-080113.jpg People who use reduced-nicotine cigarettes don't necessarily smoke more to make up for the lower levels of nicotine, according to a new study. The month-long study, published in the journal Cancer Epidemiology, Biomarkers & Prevention, included a total of 72 adult smokers, aged 18 to 65, who smoked regular cigarettes with nicotine emission levels of 1.2 milligrams (mg) each for one week.

sunscreen-101613.jpg Fewer U.S. teenagers are using sunscreen, a new study has shown. The study, conducted by researchers at William Paterson University in New Jersey, published Thursday in the publication Preventing Chronic Disease, found that the percentage of high school students using sunscreen dropped from 67.7 percent in 2001 to 56.1 percent in 2011.

The FDA has reportedly approved a new genetic test that could help diagnose colon cancer. The new test, named Cologuard, scans for any genetic mutations in a patient's stool that could serve as an indicator of irregular growths within the colon. The new test, which will be available by prescription only, is produced by med maker Exact Sciences.

pinkribbon-121411_05Jun12.jpg Mammograms may be beneficial for women over 75, according to research conducted at the University of Washington. The study, published in the journal Radiology, found that patients whose breast cancer was discovered by mammography were more likely to be in the earlier stages of cancer than those cases in which cancer is detected by patients or physicians.

Aspirin-072111.jpg Those who use aspirin on a daily basis may be less likely of developing several types of cancer, according to research conducted at Queen Mary University of London. The study, published in the journal Annals of Oncology, found that taking aspirin for ten years could cut bowel cancer cases by 35 percent and deaths by 40 percent.

TeenagersSmoking-081313.jpg Nearly 10 percent of those who survive cancer continue to smoke, according to research conducted by the American Cancer Society. The study, published in the journal Cancer Epidemiology, surveyed data on 3,000 adults. "It's consistent with what I've seen in clinical practice. With cancer survivors, one of the problems we have is convincing them there's a point [to quitting]."