Original ResearchPublished 3 September 2026Adolescent tickling incorporating handling is associated with reduced stress- and fear-related behaviors in socially isolated male ratsMichimasa Toyoshima · Reina Tachihara · Tingbi Xiong · Keita Igarashi · Yukio Ichitani · Kazuo Yamada · Miyo HoriFrontiers in Behavioral Neurosciencedoi 10.3389/fnbeh.2026.1869518