Syndicate content

Drugs

The high does not come from heroin itself

It is the substances that heroin forms in the body that are mainly what enter the brain and cause the narcotic effects.

LSD and other psychedelics not linked with mental health problems

The use of LSD, magic mushrooms, or peyote does not increase a person’s risk of developing mental health problems, according to a new study.

Inca kids drugged before being sacrificed

Child corpses found on the Llullaillaco Volcano in Argentina are the world’s best preserved mummies. Analyses reveal that in the run-ups to their deaths 500 years ago, they had been given intoxicants for periods up to a year.

Cause of depression still eludes us, says neuroscientist

Almost 500.000 Danes suffer from depression. We don't know why they are sick and we give them medicine to treat symptoms not causes, says neuroscientist.

Scientist: Antidepressants cause addiction

A Danish meta-analysis claims antidepressants lead to addiction but the study’s result is met with serious reservations.

Special genes suspected to cause lethal overdose in drug addicts

Forensic scientists investigate genes from dead and living drug addicts on suspicion of link between overdose risk and minor variations in the genes.

Why tumours become resistant to treatment

Scientists have identified three genes that could lead to a new understanding of why cancer cells become highly resistant to treatment.

Sedatives turn fish into unsociable gluttons

Drug residues in the waterways can have unexpected consequences for our ecosystems, say Swedish researchers after exposing perch to anti-anxiety drugs.

Nonblinded studies generate observer bias

The effect of a new drug or method is assessed too positively if the doctors who assess the patients’ course know in advance who received the new experimental treatment and who received the control treatment.

Faulty braking system leads to depression

New rat study reveals that the brains of depressive people are incapable of controlling the activity in certain brain areas – the innate braking system doesn’t work. The discovery could lead to new types of antidepressants.