Health & Medicine

Serotonin could make tinnitus worse

The neurotransmitter serotonin influences ringing in the ears. © peterschreiber.media/ iStock Anyone who suffers from tinnitus constantly hears annoying ringing in their...

How the placebo effect relieves pain

In these mouse brains, pain-inhibiting circuits and areas fluoresce green. They are also activated in the placebo effect. © Janie Chang-Weinberg The...

Antibody therapies: No clinical benefit against Alzheimer’s

In Alzheimer's dementia, clumps of beta-amyloid proteins form, causing brain cells to die (right). © selvanegra/ iStock In people with Alzheimer's dementia,...

Recent Articles