Background: Noise is one of the most important hazardous physical factors in industrial environments. This study aimed to determine the effects of noise exposure on serum cortisol level and some blood parameters among male ...

Background: The occurrence of heavy metals in the environment is of important concern due to their toxicity and health effects on humans, including cancer. Because metals have been extensively used for centuries in commerce, ...

Background: When people maintain positive attitudes during life, their beliefs orientation will be highly beneficial to their health. In other words, those who have optimistic expectations report better physical health ...