A deviated septum is when the wall between your two nostrils becomes damaged or shifts out of place. You might be surprised to learn that, while it can seem like a minor issue, it can actually have an impact on your health and how you feel day-to-day. We take a look at what causes a deviated septum, the effects it can have, and what to do if you start experiencing symptoms.

For decades, people living with overweight and obesity have been unfairly labelled lazy or greedy, with weight loss framed as a simple matter of eating less and moving more. But the biology behind body weight is far more complex. Dr Caroline Butler, Chief Clinical Offer at Genwell UK, explores why weight gain and regain aren’t personal failings, and how the systems that regulate your weight are linked to wider metabolic health.

Most of us spend several hours looking at digital screens every day, all of which emit varying levels of blue light. There’s debate about the damage and effects blue light has on our vision and health, and if blue light filters help. We investigate the science to find out.