The respiratory syncytial virus (RSV) causes more infections each year than the flu. Although it nearly disappeared thanks to health measures adopted during the pandemic, the gradual relaxation of these measures has helped it make a comeback as this year ends.

Whether it is trouble falling asleep, wheezing, snoring, apnea or waking up unexpectedly, smoking plays a major role in poor quality of sleep. Quitting tobacco also leads to sleep disorders. What are the mechanisms that cause these inconveniences?

Deficiencies in iron and certain vitamins can have serious consequences for the production of red blood cells, which are essential for proper oxygenation of the body. Anemia causes breathing and heart rate to speed up to compensate for a lack of blood oxygen.