Les masques FFP2 sont-ils réellement plus eff...

Le froid peut provoquer des maux de tête pour plusieurs raisons physiologiques et neurologiques. Ces douleurs, souvent qualifiées de céphalées induites par le froid, peuvent être causées par l'exposition à des températures basses, la consommation d'aliments froids, ou encore u ...

La NASA recommande une position de sommeil appelée "Zero Gravity" ou "position neutre", inspirée de la posture adoptée par les astronautes lorsqu'ils sont en apesanteur. Cette position permet de minimiser la pression sur le corps et de répartir le poids de manière équilibrée, ...

Masks are crucial, but not all of them are created equal. The N95 respirator mask has been the gold standard from the beginning, and our need for its efficacy is only becoming clearer. CNN Chief Medical Correspondent Dr. Sanjay Gupta talks about the latest guidance on mask wearin ...  Show more

Masks, you may not have worn them before 2020 but now we’re all at it. With the rise of the Omicron variant countries have scrambled to reintroduce public health policies, among them mask wearing. Health officials and scientists agree that masks help reduce the incidence of covid ...  Show more

What do we actually know about virus transmissibility, the efficacy of face masks, and the implications of wearing a face covering? It turns out, it takes a lot of work to get to the bottom of what the data truly says. Articles circulating on social media are often misleading—omi ...  Show more

Face masks are one of the most confusing and debated topics right now when it comes to the coronavirus. Dr. Sanjay Gupta sets the record straight on their effectiveness. To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. ...  Show more