Joel Alves Lamounier

Vitamin B12 Deficiency in Neuropsychiatry: Neurobiological Mechanisms, Clinical Manifestations, Diagnostic Challenges, and Therapeutic Implications

Valmin Ramos-Silva, Inocencia Peralta, Greice Kelly Alves Reis, Thiago Correa Sa Ricardo, Mateus Henrique Oliveira Souza, Ariselma Magalhães Peçanha, Joel Alves Lamounier, Wendell Costa Bila & Janine Pereira-Silva · International Neuropsychiatric Disease Journal · 2026

Background: Vitamin B12 (cobalamin) deficiency can affect neurological, cognitive, and psychiatric function, yet interpretation is complicated by variation in biomarkers, clinical phenotypes, and the distinction between biochemical and functional deficiency. Aims: The review aims...

Open access Research Article 10.9734/indj/2026/v23i5590

Body Composition and Level of Physical Activity in Post-COVID-19 Patients

Wendell Costa Bila, Andresa Machado e Silva, Leonardo Gomides Bicalho, Ronilson Cândido, Jeniffer Rafaela Silva Costa, José Vitor Vieira Salgado, Cezenário Gonçalves Campos, Ana Carolina Corrêa Café, Priscila Cristian do Amaral, Rommel Larcher Rachid Novais, Joel Alves Lamounier & Eduardo Sérgio da Silva · Archives of Current Research International · 2023

Introduction: The coronavirus disease 2019 (COVID-19) pandemic has created a public health crisis. Body composition is an important nutritional indicator, knowledge of which allows the subdivision of body weight into some components, mainly lean mass or fat-free mass and body fat...

Open access Research Article 10.9734/acri/2023/v23i8615