Mindfulness can make some people more selfish, a new study has found. The trendy practice has become a popular tool to help people enjoy their surroundings more in a bid to relieve stress and reduce anxiety. It has been proven effective, but scientists have now found it has previously unknown side-effects depending on the sort of person using it. For independent people, mindfulness leads to increased selfishness, researchers found. But for people who are naturally interdependent and view endeavours as a collective effort, mindfulness actually promotes altruistic behaviour. Scroll down for video Mindfulness can make some people more selfish, a new study has found. The trendy practice has become a popular tool to help people enjoy their surroundings in a bid to relieve stress and reduce anxiety (stock)