In the 1930s, while working as an assistant in the biochemistry department at McGill University, Hans Selye conducted research on sex hormones in rats and incidentally discovered that prolonged exposure to negative stressors—such as extreme cold, surgical injury, excessive muscular exercise, and shock—caused adrenal enlargement, thymus and lymph node shrinkage, and stomach ulceration in the rats.

Authors

• Person: Not available Organization: CUNY Pressbooks
  Stress, Lifestyle, and Health – Psychology 2e OpenStax

Sources

• Stress, Lifestyle, and Health – Psychology 2e OpenStax pressbooks.cuny.edu CUNY Pressbooks via serper

Referenced by nodes (2)

• McGill University entity
• Hans Selye entity