Cycling in The Highway Breathe More Pollutants

This was revealed after the researchers took saliva samples from 10 people in London consisting of 5 people 5 people cyclists and pedestrians. In general, no significant difference between the two groups on other factors, including age, distance from home to the highway, lung function, exercise duration even.

However, when tested, the cyclists had higher levels of carbon black up to three times higher than pedestrians.

Carbon black is produced from the combustion of gasoline and diesel fuel associated with decreased heart rate, heart disease, asthma, and other adverse effects.

"Exercise is healthful, but the sport is conducted in an area of ​​low pollution levels is recommended," said Dr.Chin Nwokoro from the London School of Medicine, UK.

He added, more in-depth research will be conducted to determine whether people at high risk, such as patients who are recovering from a heart attack, may be cycling in urban areas.

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