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Smoking is the main cause of lung cancer: it is responsible for over 90 per cent of cases in men and over 80 per cent in women

This latest study, which was published online April 11 in the journal Respiratory Research , suggests that menthol additives could be as dangerous as vitamin E acetate, the researchers noted

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Accordingly, we followed a validation strategy 48 where calibration curves are prepared both in matrix and in the absence of matrix (taking the standards through the whole sample preparation and analysis process as real samples) but QC samples are prepared in matrix and quantified against both curves

Due to the fact that herpes infection can spread silently across the population and can have serious consequences as a result of the infection development and the emergence of its complications, it is important to increase awareness of these illnesses among the general public

Some of the effects of smoking on the breathing system.