Mariana Feijó holds a PhD in Biochemistry and is a researcher at RISE-Health, University of Beira Interior (UBI, Covilhã, Portugal). Her research focuses on the prostate tumour microenvironment, particularly adiposity and its role in promoting disease aggressiveness. She is also interested in the effects of environmental endocrine-disrupting chemicals, especially those with obesogenic potential, on male reproductive tissues, with an emphasis on cancer development and progression, as well as the mechanisms underlying fertility impairment. Her contributions to the field have been recognised with awards, including Best Poster Awards, the “Professor Alexandre Moreira Prize” from the Portuguese Society of Andrology, the “Bolsa de Investigação em Urologia 2022” from the Portuguese Society of Urology, and the “Programa de Incentivo UBI-CGD a Jovens Investigadores 2025” from UBI and Caixa Geral de Depósitos. Mariana has participated in 12 research projects, supervised undergraduate and master's students, and contributed to the training of young researchers in laboratory techniques. She is also actively engaged in science communication and dissemination, collaborating in the organisation of scientific events and outreach activities.