Table 6. A summary of the studies of daily repeated prolonged military exertions with men in field conditions.

Study

Exertion (type)

Number of days

Number of male subjects

Measurements

Aakvaag et al., 1978a

Aakvaag et al., 1978b


Opstad et al., 1978

 

Opstad and Aakvaag ,1982

Opstad ,1994

Combat course


Combat course



Combat course

 

Ranger training course

Military training course

5


5



4/5

 

5


5

8


22



44

 

11


10
18

Testicular function


Hormonal changes



Performance, mood, clinical symptoms


Hormonal changes


Hormonal changes and mental performance