The respiratory microbiome presents additional challenges due to its low microbial biomass, which makes it more susceptible to contamination during both sampling and sequencing
However, both smoking and secondhand smoke exposure increase the risk of fatty deposits (plaque) building up in the arteries (atherosclerosis), a process known to increase high blood pressure
This led to laws being passed that banned retailers from selling nicotine to minors
The multiple linear regression models included covariates such as sex, age, physical activity, alcohol intake, body mass index, estimated glomerular filtration rate, diabetes, hypertension, and dyslipidemia, and included the interaction between the smoking factors and sex
[12] Any unusual vaginal discharge should be examined by a doctor
Individuals who are not in good physical or mental health, are currently taking psychiatric medication (such as antidepressants) or illicit drugs (except cannabis), are pregnant, or are planning on stopping smoking in the next month, will not be eligible for inclusion