Work your deep core muscles with the 'stomach vacuum' exercise – here’s how to do it properly

Women, especially, can benefit from doing the stomach vacuum exercise, according to Rowe-Ham. It can be helpful when hormonal ...
IFLScience

Belly Button Stones Can Be Found Exactly Where You'd Expect

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...
New Scientist

We now know why a belly button becomes an 'innie'

Scientists have discovered a new abdominal structure called the umbilical sheath, which anchors the remnant of the umbilical ...