I was so excited watching this movie that my endorphins were overflowing.

He is receiving treatment for brain radiation.

He is all muscles, just like a meathead.

He is researching the functions of the midbrain.

He collapsed from a stroke.

Neuroscientists are deeply studying the structure and function of the gyrus.

He is dedicated to the study of immunochemistry.

Because he has immunodeficiency, he always pays attention to his health management.

I am majoring in immunology at university.

Mucosal immunity plays a crucial role in protecting our bodies from pathogens.