• Arbeidsmiljø, kroppslige reaksjoner og helse.
• Hjerte-karsystemets regulering under psykisk belastninger. Hemodynamikk.
• Regulering av det sympatiske nervesystem under langvarige psykiske belastninger.
• Regulering av det sympatiske nervesystem under akupunktur.
• Muskelsmerter og følger av muskelsmerter for leddsans.
• Kroppens kompensasjon under blødninger og nye former for førstehjelp ved blødninger (injeksjon av hypertont saltvann).
• Atferdstrekk i relasjon til arteriell hypertensjon (forhøyet blodtrykk). (Undersøkelser på forsøksdyr og mennesker).
• Mekanismer for hemning av immunforsvaret under psykisk belastning.
• Prestasjonsevne under langvarige psykiske belastninger. Sjefer på Missil-torpedo båter (MTB) ble fulgt under øvelser med spesielt store krav til yteevne og prestasjoner.
• Toleranse for bruk av vernedrakt mot kjemiske stridsmidler.

Værnes RJ, Knardahl S, Rømsing J, Aakvaag A, Tønder O, Walther B, and Ursin H (1988): Relations between environmental problems, psychology and health among shift-workers in the Norwegian process industry. Work & Stress, 2:7-15.

Knardahl S, Sanders BJ, and Johnson AK (1988): Effects of adrenal demedullation on stress-induced hypertension and cardiovascular responses to acute stress. Acta Physiologica Scandinavica, 133:477-483.

Kapusta DR, Knardahl S, Koepke JP, Johnson AK, and DiBona GF (1989): Central a2-receptor control of haemodynamic responses to air-jet stress in conscious spontaneously hypertensive rats. Journal of Hypertension, 7:189-194.

Knardahl S and Murison R (1989): Plasma corticosterone and renin activity during two-way active avoidance learning in spontaneously hypertensive and Wistar-Kyoto rats. Behavioral and Neural Biology, 51:389-400.

Sanders BJ, Knardahl S, and Johnson AK (1989): Lesions of the anteroventral third ventricle and the development of stress-induced hypertension in the borderline hypertensive rat. Hypertension, 13:817-821.

Knardahl S, Sanders BJ, and Johnson AK (1989): Haemodynamic responses to conflict stress in borderline hypertensive rats. Journal of Hypertension, 7:585-593.

Woodworth C, Knardahl S, Sanders BJ, Kirby RF, and Johnson AK (1990): Dam strain affects cardiovascular reactivity to acute stress in BHR. Physiology & Behavior, 47:139-144.

Knardahl S and Hendley, ED (1990): Association between cardiovascular reactivity to stress and hypertension or behavior. American Journal of Physiology, 259:H248-H257.

Svebak S, Knardahl S, Nordby H, and Aakvaag A (1992): Components of Type A behavior pattern as predictors of neuroendocrine and cardiovascular reactivity in challenging tasks. Personality and individual Differences, 13:733-744.

Sagvolden T, Hendley ED, and Knardahl S (1992): Behavior of hypertensive and hyperactive rat strains: Hyperactivity is not unitarily determined. Physiology & Behavior, 52:49-57.

Elgjo GI, Eide I & Knardahl S (1994): The role of the adrenal medulla in cardiovascular reponses to hypertonic saline in hemorrhaged conscious rats. Acta Physiologica Scandinavica, 151:429-439.

Wiik P, Skrede KK, Knardahl S, Ærø CE, Haugen A-H, Røshoel H, Haugen S, & Bøyum A (1995): VIP and b-adrenergic inhibition of rat peritoneal monocyte chemiluminescence ex vivo; modulation by fasting, corticosterone administration in vivo and adrenalectomy. Regional Immunology, 6:428-432, 1994.

Nordby G, Ekeberg Ø, Knardahl S, & Os I (1995): A double-blind study of psychosocial factors in 40-year-old women with essential hypertension. Psychotherapy and Psychosomatics, 63:142-150.

Wiik P, Skrede KK, Knardahl S, Haugen A-H, Ærø CE, Opstad PK, & Bøyum A (1995): Effect of in vivo corticosterone and acute food deprivation on rat resident peritoneal cell chemiluminescence after activation ex vivo. Acta Physiologica Scandinavica, 154:407-416.

Elgjo GI & Knardahl S (1996): Low-dose hypertonic saline (NaCl 8.0%) treatment of uncontrolled abdominal hemorrhage: effects on arterial versus venous injury. Shock, 5:52-58.

Knardahl S, Elam M, Olausson B, & Wallin BG (1998): Sympathetic nerve activity after acupuncture in humans. Pain, 75:19-25.

Børsheim E, Bahr R, Høstmark, AT & Knardahl S (1998): Effects of b-adrenoceptor blockade on postexcersize oxygen consumption and triglyceride/fatty acid cycling.
Metabolism, 47:439-448.

Børsheim E, Bahr R, & Knardahl S (1998): Effects of b-adrenoceptor stimulation on oxygen consumption and triglyceride/fatty acid cycling after exercise. Acta Physiologica Scandinvica, in press.

Ursin H, Murison R, and Knardahl S (1983): Sustained activation and disease. In: H Ursin and R Murison (editors): Biological and psychological basis of psychosomatic disease. pp269-277. Pergamon Press Ltd.

Knardahl S and Ursin H (1985): Sustained activation and the pathophysiology of hypertension and coronary heart disease. In: J F Orlebeke, G Mulder, and L J P van Doornen (editors): Psychophysiology of cardiovascular control. Models, Methods, and Data. pp151-167. Plenum Publishing Corp, New York.

Ursin H and Knardahl S (1985): Personality factors, neuroendocrine response patterns, and cardiovascular patholgy. In: J F Orlebeke, G Mulder, and L J P van Doornen (editors): Psychophysiology of cardiovascular control. Models, Methods, and Data. pp715-731. Plenum Publishing Corp, New York.

Knardahl S (1986): Behavioral and psychophysiological characteristics of the spontaneously hypertensive rat. Acta Medica Scandinavica, Suppl. 714:139-146.

Knardahl S: Psykosomatikk: Ikke-bevisste prosessers innflytelse på helse. In: G Overskeid og F Blichfeldt (Editors): Det ubevisste og moderne vitenskap. Ad notam Gyldendal, 1997.

Dallner, M., and Knardahl, S. (1997): Control at work. In: Dallner, Elo, Gamberale, Knardahl,. Lindström, Skogstad, & Ørhede (editors): General questionnaire for psychological and social factors at work. Review and description of factors. Nordic Council of Ministers, Nord.

Knardahl, S. (1997): Predictability at work. In: Dallner, Elo, Gamberale, Knardahl,. Lindström, Skogstad, & Ørhede (editors): General questionnaire for psychological and social factors at work. Review and description of factors. Nordic Council of Ministers, Nord.

Knardahl, S. (1997): Mastery of work. In: Dallner, Elo, Gamberale, Knardahl,. Lindström, Skogstad, & Ørhede (editors): General questionnaire for psychological and social factors at work. Review and description of factors. Nordic Council of Ministers, Nord.

Knardahl S (1985): Lederskap under stress. FFIs årbok for 1985.

Knardahl S (1993): Nitrogenoksyd - revolusjon eller "trendforskning". Therapia Medica, 16-18.

Knardahl S (1994): Stress. Statens arbeidsmiljøinstitutt Årsrapport for 1994.

Knardahl S (1996): Forskning på effekter av intervensjoner for helse i arbeidslivet i Norge. Tidsskrift for norsk psykologiforening, 33:751-754.