I sat on in it for two hours today and I can feel it working the core. It was great feeling the effect without doing much. Iâm not beyond getting one for the office too! - B.E. I've had debilitating lower back spasms in the past.
In almost all of Siberia, the average temperature in January is lower than -10 Â°C (14 Â°F), and goes down to -45 Â°C (-49 Â°F) in inland eastern areas. The July average is around freezing (0 Â°C or 32 Â°F) in the northern islands and along the Arctic coast, while it goes up to 20 Â°C (68 Â°F) in the southernmost areas.
Image copyright Image caption Getting dressed for the extreme cold can take up to 15 minutes. In Siberia, the winter temperature can drop to -60C, making it one of the coldest places to live in the world. In the first of our series on extremes, Adam Mynott finds out how the people of Oymyakon district cope with everyday life under such extraordinary conditions. It was extremely cold.