Walking and cycling have many health benefits and not only help to reduce air pollution but can reduce the risk of major illnesses, such as heart disease, stroke, type 2 diabetes and cancer by up to 50%, lowering risk of early death by up to 30%. Along with health benefits commuters switching from car to bike are saving around £3000 a year.
Indoor wood burners, especially older versions, can release high levels of particles inside, as well as out into the environment. Check yours, and ensure you ventilate your house frequently.