Smokers inhale more tar, nicotine and carbon monoxide when measured with WHO method RIVM has measured the amount of tar, nicotine and carbon monoxide (TNCO) in all filter cigarettes sold in the Netherlands with the WHO Intense method.
Incidence of infections that cause gastrointestinal symptoms on the rise again In 2021, the incidence of enteric infections – which mainly cause gastrointestinal symptoms – was higher than in 2020, but still lower than before the coronavirus pandemic. This is the outcome of a study into enteric infections and pathogens transmitted from animals to humans.