The alternative effect of the smoke produced by the burning of craft candles

Lighting craft candles is not only romantic, but also heart-friendly. According to reports, a new Swedish study found that the smell produced by burning candles can improve heart rate, good heart health.
In the new study, Dr. Kristina Isaacson of Lund University in Sweden and her colleagues conducted a scent study on 13 men and women.
The researchers injected smoke into the participants' small rooms, some of which was smoke from burning craft candles, but the participants didn't know it. The researchers found that when candle smoke was injected, the participants' abnormal heart rhythms improved significantly.