Category: Science

The Black Death is still affecting our immune systems

The Black Plague ripped through Europe, Africa and Asia 700 years ago and killed around 200 million people. Genes that were associated with a survival advantage are still present in us today – but appear to make us more susceptible to autoimmune diseases.

Moderate drinking might still cause cognitive decline

Consumption of seven or more units of alcohol per week is associated with higher iron levels in the brain. Such accumulation has been linked with Alzheimer’s and Parkinson’s diseases and is a potential mechanism for alcohol-related cognitive decline.