Md Ekhtear Hossain, Ph.D. is an Assistant Professor in the Department of Biological Sciences and Chemistry at Southern University A & M College, Baton Rouge, USA. He received his Ph.D. in Medical Science from Aichi Medical University, Japan, and completed postdoctoral training in Pharmacology and Physiology at Université de Montréal, Canada, and in Inhalation and Developmental Toxicology at Louisiana State University, USA. Dr. Hossain has authored more than 36 peer-reviewed publications and has been recognized with multiple national and international awards. He serves on the editorial boards of Scientific Reports, Frontiers in Pharmacology, PLOS ONE, and other journals. His research focuses on Environmental Health Sciences, with particular emphasis on the impacts of environmental exposures on human health.