For at least 10,000 years, approximately 90% of humans have preferred using the right hand over the left. The question of why about one in ten people are left-handed has fascinated scientists for centuries, but no clear answer has yet emerged. We already knew that genetic... click to read more

Anorexia nervosa is the deadliest psychiatric disorder and is notoriously challenging to treat. Currently, no medications are effective in its treatment, in part because we do not have a clear understanding of its biological basis. Despite myriad misconceptions, anorexia nervosa does not discriminate and can... click to read more

"Most wolves are hybrids with dogs". It's along with this speculative argument that anti-wolves movements are presently building a case against one of the most emblematic predators, the grey wolf (Canis lupus), as it comes back to Western European forests such as in the Alps.... click to read more

Sometimes referred to as the happiness chemical, serotonin has a huge role to play in the proper functioning of our bodies. Any imbalance in serotonin levels can lead to all sorts of issues, ranging from intestinal problems to mood changes and depression. In the brain,... click to read more

Obesity is a major public health concern worldwide, with high prevalence paralleling an increasingly "obesogenic" environment that promotes a sedentary lifestyle and poor-quality food choices. However, even within this environment, some people are able to maintain a healthy body mass index (BMI, defined as weight... click to read more