Russian term (edited): ������ ������������� ��������

Я бы перевела весь пассаж
стресс или сильное психологическое волнение
как
physical or psychological stress
или как
physical or emotional stress.

Во всяком случае, в обратную сторону emotional/psychological stress очень часто переводится как
сильные [душевные] переживания/волнения/перенапряжение и так далее. А под просто stress очень часто имеется в виду физическое перенапряжение, чрезмерная физическая нагрузка.

Примеры из амер. мед. руководств:
...Patients with epilepsy have seizures intermittently and, depending on the underlying cause, many patients are completely normal for months or even years between seizures. ...Precipitants include those due to intrinsic physiologic processes, such as ¶psychological or ¶physical ¶stress, sleep deprivation, or hormonal changes associated with the menstrual cycle. They also include exogenous factors such as exposure to toxic substances and certain medications...

...In these circumstances ischemia in the region perfused by the stenotic artery can be precipitated by increases in myocardial oxygen demands caused by ¶physical activity, ¶emotional ¶stress, and/or tachycardia.

...The degree of disability as well as the ¶physical and ¶emotional ¶stress that precipitate angina must be carefully recorded in order to set treatment goals.

..In insomnia, an inability to sleep when sleep would normally occur, the difficulty may be in falling asleep, remaining asleep, or both. The disorder may be caused by ¶physical illness or pain, ¶psychological factors such as ¶stress or anxiety, medication that interferes with sleep, or a combination of these factors.

И из сети:
... effects of stress on immune responses, **physical or psychological stress** can modulate host defenses against invading ...
www.toxsci.oupjournals.org/cgi/content/full/74/2/325

... precipitated by both acute and chronic physical or psychological stress. Interactions between diet and stress lead ...
www.econ.uiuc.edu/~hanko/Bio/stress.html

... As the body responds to various forms of ***physical or psychological stress***, certain predictable changes occur ...
www.indiana.edu/~health/stres.html

... The metabolic response of the body to either ***physical or emotional stress*** is to produce more adrenal hormones ...
www.cancer-info.com/dietill6.htm

Stress management classes in London. Uncover practical means to eliminate stress at all levels mental stress, ***physical stress and emotional stress.***
www.naturalliving.co.uk/web/stress.htm