How do you tend to a farmer whose kidneys have shrivelled up as his body endured punishing heatwaves and lack of clean water, making him a lifelong patient? Or a young adult who comes in breathless with no history of asthma? Our brains may deny climate change, but our bodies know and show how climate change is altering us by way of disease. Climate change is no longer just about extreme disasters like wildfires, glaciers, or species extinction, but our bodies that labour for breath through the y...

A new book by the English neurologist Dr Guy Leschziner suggests the reason we don’t evolve out of our “dark sides” is that they once helped us live on as a species. They were, in fact, so helpful that the fast-learning, fast-growing human brain became hard-wired for gluttony, envy, pride, wrath, greed, sloth and lust. In his book, Seven Deadly Sins: The Biology of Being Human (November; HarperCollins), Dr Leschziner, 50, studies brain scans, case studies, genetic findings and research papers fr...

How far would you go to cheat death?

That question haunted 25-year-old Pooja Jhaveri. Her relatives on both sides had lived to an average age of 90. Jhaveri was in rude health herself. But what if there was a disease silently lurking inside her?

Thirteen years ago, a 13-year-long project to map the human genome was completed. The data has just begun to be interpreted, but scientists have found credible links between certain genes – like BRCA 1 and 2 – and diseases such as breast cancer.