"We are shaped by our thoughts; we become what we think". Buddha It is well-known in psychology that our thoughts have a wide sphere of influence. Thoughts hold the power to affect our mood, guide our behaviours and impact our performance. Yet when you pause and look in the mirror, has it ever crossed your mind that your thoughts have contributed to the grey hair on your head or the crow's feet lining your eyes? When you can't quite remember details that used to come so easil

Astronaut Mark Kelly spent just shy of a year on the International Space Station. He also has a twin brother. NASA used this opportunity to study how life in space changes the human body. Three years after his return, the test results of his extended stay are in. Dubbed the NASA Twin Study, it is the most comprehensive integrated molecular, physiological and behavioral analysis of how the human body responds to space flight. The study included the work of 84 scientists, part