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There are certain genes that make it harder to quit smoking, and all sorts of social and psychological factors, says Jamie Hartmann-Boyce, PhD, a smoking cessation researcher and assistant professor of health policy and management at the University of Massachusetts Amherst School of Public Health and Health Sciences

The whole experience is shaped by a bunch of variables you can't really control

He agreed, but with the reservation that The Larry Marshall Show was a definitely noneducational and non-juvenile variety performance

This decreases your oxygen making it harder to breathe

Find your own pace and rhythm, and stay relaxed as the diaphragm pulses naturally with the breath