1. Paradoxical influence of encouragement on muscle fatigue

   • N. Rube
   • N. H. Secher

   OriginalPaper 01 April 1981 Pages: 1 - 7

2. Circadian variations in cardiovascular parameters during sleep deprivation

   • S. Ahnve
   • T. Theorell
   • F. Halberg

   OriginalPaper 01 April 1981 Pages: 9 - 19

3. Plasma vasopressin, renin activity, and aldosterone: Effect of exercise and training

   • A. Geyssant
   • G. Geelen
   • Cl. Gharib

   OriginalPaper 01 April 1981 Pages: 21 - 30

4. The effect of a high calory diet on hormonal changes in young men during prolonged physical strain and sleep deprivation

   • Per Kristian Opstad
   • AsbjØrn Aakvaag

   OriginalPaper 01 April 1981 Pages: 31 - 39

5. Erratum: The Post-exercise Recovery of Triglycerides in Rat Tissues

   • Jan Górski
   • Tatiana Kiryluk

   Erratum 01 April 1981 Pages: 40 - 40

6. Effects on torque angle curve of differences between the recorded tibia-calcaneal angle and the true anatomical angle

   • C. Tardieu
   • P. Colbeau-Justin
   • G. Tardieu

   OriginalPaper 01 April 1981 Pages: 41 - 46

7. Erratum: Alterations in Aerobic-Anaerobic Proportions of Metabolism During Work in Heat

   • G. P. Dimri
   • M. S. Malhotra
   • B. S. Arora

   Erratum 01 April 1981 Pages: 47 - 47

8. Muscle strength and fatigue after selective glycogen depletion in human skeletal muscle fibers

   • I. Jacobs
   • P. Kaiser
   • P. Tesch

   OriginalPaper 01 April 1981 Pages: 47 - 53

9. Etude comparative de quatre épreuves d'effort chez l'enfant de neuf ans

   • A. Gratas
   • J. Dassonville
   • G. Paulet

   OriginalPaper 01 April 1981 Pages: 55 - 68

10. The effects of variable noise levels on man with peak levels below 75 dB(A)

    • KŌtarŌ Yamamura
    • Fumiko Itoh

    OriginalPaper 01 April 1981 Pages: 69 - 76

11. The effect of exercise, thyroid status and insulin-induced hypoglycaemia on the Achilles tendon reflex time in man

    • G. H. Ballantyne
    • M. S. Croxson

    OriginalPaper 01 April 1981 Pages: 77 - 83

12. Circadian variation of liver esterases

    • R. D. Bhattacharya
    • H. von Mayersbach

    OriginalPaper 01 April 1981 Pages: 85 - 89

13. Selected biochemical parameters of two sizes of rat skeletal and heart muscle mitochondria at selected intervals of a 16-week endurance training program

    • Roger P. Farrar
    • Loren R. Mayer
    • D. W. Edington

    OriginalPaper 01 April 1981 Pages: 91 - 102

14. Two-second standardization of the Harpenden Caliper

    • H. -J. KrÄmer
    • H. -V. Ulmer

    OriginalPaper 01 April 1981 Pages: 103 - 104