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.
More STI tests conducted by Sexual Health Centres In 2021, more people visited a Sexual Health Centre (SHC) to get tested for sexually transmitted infections (STIs) than in 2020. This figure is still lower than in 2019, the year before the coronavirus outbreak.