As the practice of meditation becomes more and more valued as a complementary health approach, most scientists and health professionals put their focus on concentrative ways of meditating, emphasizing the role of attention. However, alternative ways of meditating under the label of nondirective meditation possibly bring similar emotional benefits than concentrative practices such as mindfulness, yet proposing a diametrically opposed attitude regarding the use of attention during the process. Thus, the present study aimed to test whether a short nondirective meditation program can elicit changes in daily affectivity both at a psychological and neurophysiological levels. On the 40 originally recruited participants, mixed results from a sample of 26 showed a relative leftward shift in EEG Frontal Asymmetry, a neurophysiological marker associated with good emotional adjustment, and a diminution in both positive and negative daily affect reportings across the 3 weeks' program...