Pain

"I would hope people would treat fish with more care," the author of the research told Newsweek.

Scientists find fruit flies develop "hypersensitivity" after injury in a similar way to humans.

Most people who took part in a survey about attitudes on death said they were worried their loved ones were frightened or in pain.

Scientists studied neurons in mice to understand how exposure therapy works in research which could help people with disorders like PTSD and anxiety.

The woman shocked doctors when she said she would not require painkillers after hand surgery.

"The Masked Singer" returns Wednesday at 8 p.m. EST. Check out our spoilers and live recap of the Season 1 finale including who won and who was behind the Monster, Bee and Peacock masks.

Last night "The Masked Singer" revealed a clue that may confirm the Monster's identity.

The U.K.'s NHS has published a list of medical conditions that prevent people from performing daily tasks.

Humans often use facial expressions to communicate social messages.

Today, doctors are under pressure to limit costs and prescribe treatments based on standardized guidelines.

It would be one thing if opioid-based pain pills simply did nothing for people with chronic pain—but they can be addictive.

A research overlap with physics suggests that chronic pain may be a consciousness disorder, rather than a physical one.

The discovery "goes against everything we know in terms of mammalian biology."

This is part of an ongoing battle over inmate health care in Arizona.

The new law goes into effect March 1st.

"How much does it hurt?" is not always a black-and-white question, and it seems men are more likely to bend the truth.

Increasingly strict drug regulations are creating a new health crisis outside the U.S.

Researchers needed 30 extra minutes to calibrate a brain scanner due to the study's unusual approach.

Scientists have learned to use artificial intelligence to understand the facial expressions of sheep and figure out when they're in pain.

Scientists found that cursing increased physical performance.

Scientists studying hypnosis have found the brain acts differently when people respond to hypnotic suggestions than when they just imagine things.

From dogs and horses to pigs, cats, turkeys, chickens and even miniature horses—a whole range of species can support their human pals.

A new study confirms what psychologist Stanley Milgram showed more than 50 years ago: the disturbing extent to which people will obey orders even when those orders cause pain in others.

Trump's protectionist proposals are not viable economic policies.

Two weeks into your training schedule your bones are basically still those of a non-runner.

The country's leader was hospitalized first in Turkey, then in Russia.

The painkiller Fentanyl has been responsible for an epidemic of overdose deaths around the United States.

A panel of neurologists updated guidelines for physicians using Botox and similar neurotoxins for a range of neurological conditions and injuries.

Despite outrage over Flint's water system, it's unlikely the government is going to take any real steps to combat lead poisoning.

The federal regulatory agency says the narcotic painkiller is safe for the treatment of chronic pain in children as young as 11.