Drugs that target opioid receptors sometimes have severe side effects. Thousands of people around the world die every day from overdoses involving opioids such as fentanyl. Researchers have taken a ...

Opioids remain the most potent and effective pain relievers in medicine, but they’re also among the most addictive drugs that can halt a person’s ability to breathe during an overdose — which can be ...

Public health officials in L.A. County are renewing their warning about a synthetic kratom compound known as 7-OH after ...

Drugs that target opioid receptors sometimes have severe side effects. Thousands of people around the world die every day from overdoses involving opioids such as fentanyl. An international team of ...

You can release endorphins by meditating, laughing, having sex, getting out in the sun, and exercising.

The opioid painkiller tramadol does little to reduce moderate to severe pain, according to results published Oct. 7 in the ...