“…Our study also demonstrated that there is a general, gender-independent decrease in well-being with age. Although further studies are definitely needed to elucidate these associations, the intensifying school- or peer-related stressors such as academic demands [ 84 ], more failures in school [ 85 ], being bullied or not accepted by peers [ 86 , 87 ] or increasing stress [ 88 ] may contribute to lower well-being levels.…”