<human>: Is there any research on the effects of e-cigarettes on people's health?
<bot>: Yes, there is a lot of research on the effects of e-cigarettes on people's health. Studies show that vaping can be less harmful than traditional cigarettes, but it still contains nicotine and other chemicals that can cause health problems. Some studies have also found that vaping may lead to respiratory issues such as asthma and bronchitis in some individuals.