Posts on Russian social media channels describe painful coughing fits, lingering fevers, and an illness that’s worse than ...

An unknown virus has been detected in Russia, and patients have been suffering from high fever and severe coughing with blood ...

A new respiratory virus is reportedly spreading through Russia, drawing unevidenced conspiracies from Russian state media and ...

Learn about hepatitis C, how it spreads, possible symptoms, and important steps to protect yourself and others from this ...

As scientists, we often think we understand a virus—its structure, its tricks, the way it moves through the body. But every ...

Patients with high fevers have been coughing up blood in Russia in an outbreak of a mystery illness as Russian authorities have been forced to dismiss speculation that an unidentified virus is ...

Another theory is that the virus disrupts the blood-brain barrier ... including heart attacks, strokes, damage to the heart muscle and an irregular heart beat, known as an arrhythmia.

White blood cells circulate in the blood ... When the body faces harmful invaders, such as a virus or a splinter in the finger, it launches an attack to destroy the pathogens.

Why Zika-infected dendritic cells can't call for help This new collaboration is the first to show exactly how Zika virus ...