1. Chemistry, Occurrence and Exposure: A General Overview of Arsenic Exposure 2. Groundwater Contamination and Its Health Effects in Bangladesh 3. Arsenic and Fluorescence Humic Substance in Groundwater of Bangladesh: A Public Health Risk 4. Arsenic Risk Assessment 5. Evaluation of Novel Modified Activated Alumina as Adsorbent for Arsenic Removal 6. Health Effects of Chronic Arsenic Toxicity 7. Fate of Arsenic Metabolites towards Toxicity on Development of Speciation Techniques 8. Molecular Mechanism of Arsenic Toxicity 9. Arsenic Toxicity Mechanism: Mutagenesis and Carcinogenesis 10. Arsenic Through the Gastrointestinal Tract 11. Cutaneous Toxicology of Arsenic 12. Arsenic and the Liver 13. Arsenic and Respiratory Disorders 14. Arsenic and the Kidney 15. Arsenic Neurotoxicity in Humans and Experiments 16. Developmental Arsenic Exposure Impacts Fetal Programming of the Nervous System 17. Health Effects of Prenatal and Early Life Exposure to Inorganic Arsenic 18. Arsenic, Kidney and Urinary Bladder Disorders 19. Arsenic and Central Nervous System 20. Arsenic and Cardiovascular Diseases Including the Role of Stem Cells 21. Immunotoxic Effects of Arsenic Exposure 22. Arsenic and Reproductive Disorders 23. Arsenic and Cancer 24. The Association Between Chronic Arsenic Exposure and Type 2 Diabetes: A Meta-Analysis 25. Arsenic Biosensors: Challenges and Opportunities for High Throughput Detection 26. Medical Countermeasures 27. Biochemical and Molecular Basis of Arsenic Toxicity Tolerance in Plants and Microbes 28. Arsenic Contamination and Bioremediation Potential of Marine Bacteria