Introduction to Environmental and Occupational Health

Environmental and Occupational health (“EOH”) refers to the role of environment and occupation on human health. This is a branch of public health. The field of study helps us to answer the following questions:

Environmental and Occupational Epidemiology, Part I

Summary
Here we review of the principles of environmental epidemiology. We begin with a definition of epidemiology that is, epidemiology is the study of the distribution and determinants of health related states and the application of that…

DESIGNING A STUDY IN ENVIRONMENTAL HEALTH

PROLOGUE

Dr Dey was examining his patient’s hand intently. On that day, Ram Das, an agricultural labourer was his last referred patient in the clinic and he was referred to from the district medical officer with a puzzling…

Environmental and Occupational Epidemiology, part 2: Study designs

Overview of Epidemiological Study Designs

Continuing from our previous article, where we reviewed the principles of epidemiology, the focus here is…

Data analysis in environmental health

The purpose of this document is to discuss principles of analysing environmental health data. We shall discuss principles of data analysis in general, and we shall show an example of a simple data analysis.

Different types of Data

Exposure Assessment: a conceptual introduction

Prologue

Rick woke up drenched in sweat in the middle of a nightmare. The temperature outside the room was freezing; inside in closed doors, the room was warm; outside was cold, the the air was thick and heavy. Embers…

Seven principles of toxins

… seven

Toxicology is the study of toxins.

What are toxins?

One, a toxin causes damaging health effects

Immortal words from Tony Hill

Fifty years ago, Sir Austin Bradford Hill stood before the audience of the gathering of the Society of…