Impact of mindfulness‐based and health self‐management interventions on mindfulness, self‐compassion, and physical activity in older adults with subjective cognitive decline: A sec... oleh Ylenia D'elia, Tim Whitfield, Marco Schlosser, Antoine Lutz, Thorsten Barnhofer, Gaël Chételat, Natalie L. Marchant, Julie Gonneaud, Olga Klimecki, The Medit‐Ageing group