Symptoms

Travelers entering three U.S. airports from the city where the virus was first identified are being screened.

And why does it feel so much worse than a cold?

The study involved over 30 patients who had their brains scanned by scientists.

The condition is usually mild, but can be serious for some people.

The condition can cause more inflammation and secretions in the airways than other typical bugs.

His doctors say "we consider e-cigarettes as 'much safer than tobacco' at our peril'."

An autism expert told Newsweek "even if you have lived all of your life without the diagnosis, finding out that you have autism can be a very positive experience."

Scientists hope the discovery could help to make new treatments for the debilitating condition.

Symptoms of dementia, such as aggression, could be eased without medicine according to a study.

Internet-addled consumers diagnosing headaches as brain tumors or freckles as skin cancer are a joke as old as the internet itself— but those who consult "Dr. Google" often end up better off.

Undiagnosed diabetes made the schoolgirl more vulnerable to the infection.

Experts stress this part of the body is able to clean itself, and "v-steaming" can increase the risk of infection.

Rates of colorectal cancer have been rising since the 1970s.

Noelle Guastucci said it felt like someone had poured acid on her foot.

Giant roundworm is the most common parasite in the world and can cause sufferers to cough as the worms move inside their body.

Scientists looked at studies on diets, including the low FODMAP diet.

"It's sad, but most people can't even tell you what the word 'dementia' means," said Dr. John DenBoer.

More than 600 cases of the infection, which can be fatal if it gets into the bloodstream, have been reported.

Scientists have so far struggled to find ways of killing the bacteria which cause measles and the flu in the air before they enter our bodies.

The symptoms of post-treatment Lyme disease can derail normal life, scientists say.

"This problem has the same urgency as opioids and gun violence," said a doctor whose patient was tricked into giving up most of his life savings.

So far this year, 387 cases of the disease have been reported across the country.

Dr. Albert Karam of Texas told Newsweek that banning unvaccinated patients from his office was an act of duty to the vulnerable children he treats.

Of the 34 cases of measles confirmed in Washington state, 30 individuals had not been vaccinated against the disease.

The flu is easy to give to others and some people stay contagious for more than a week.

Scientists studied the brains of almost 500 patients with obsessive compulsive disorder. 

55-year-old woman developed condition through a reaction to antibiotics.

The highly contagious virus has continued to spread.

At least 24 staff members and inmates have been exposed to an unknown substance at an Ohio correctional facility.

The deadliest year for West Nile virus so far in the U.S. was 2012, with almost 300 deaths.