Long thought to be sterile, our brains are now believed to harbour all sorts of micro-organisms, from bacteria to fungi. How big a part do they play in Alzheimer’s and similar diseases?
Attention deficit hyperactivity disorder affects about 2.6 million people in the UK, yet misinformation about the condition is rife. Here we separate scientific fact from TikTok-fuelled fiction
The number of gender-affirming procedures rose in the US, followed by an onslaught of anti-trans laws. For many, the scars can be a symbol of pride and resilience