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© C
OPYRIGHT
2006 P
HYSICIANS
P
OSTGRADUATE
P
RESS
, I
NC
. © C
OPYRIGHT
2006 P
HYSICIANS
P
OSTGRADUATE
P
RESS
, I
NC
.
L
ETTERS
TO
THE
E
DITOR
Prim Care Companion J Clin Psychiatry 2006;8(2)106
Exercise for Mental Health
Sir: In this era of exponential growth of the “met-
abolic syndrome” and obesity, lifestyle modifications
could be a cost-effective way to improve health and qual-
ity of life. Lifestyle modifications can assume especially
great importance in individuals with serious mental ill-
ness. Many of these individuals are at a high risk of
chronic diseases associated with sedentary behavior and
medication side effects, including diabetes, hyperlipi-
demia, and cardiovascular disease.
1
An essential compo-
nent of lifestyle modification is exercise. The importance
of exercise is not adequately understood or appreciated
by patients and mental health professionals alike. Evi-
dence has suggested that exercise may be an often-
neglected intervention in mental health care.
2
Aerobic exercises, including jogging, swimming,
cycling, walking, gardening, and dancing, have been
proved to reduce anxiety and depression.
3
These im-
provements in mood are proposed to be caused by
exercise-induced increase in blood circulation to the
brain and by an influence on the hypothalamic-pituitary-
adrenal (HPA) axis and, thus, on the physiologic reac-
tivity to stress.
3
This physiologic influence is probably
mediated by the communication of the HPA axis with
several regions of the brain, including the limbic system,
which controls motivation and mood; the amygdala,
which generates fear in response to stress; and the hip-
pocampus, which plays an important part in memory for-
mation as well as in mood and motivation.
Other hypotheses that have been proposed to explain
the beneficial effects of physical activity on mental
health include distraction, self-efficacy, and social inter-
action.
4
While structured group programs can be effective
for individuals with serious mental illness, lifestyle
changes that focus on the accumulation and increase of
moderate-intensity activity throughout the day may be
the most appropriate for most patients.
1
Interestingly, ad-
herence to physical activity interventions in psychiatric
patients appears to be comparable to that in the general
population.
Exercise improves mental health by reducing anxiety,
depression, and negative mood and by improving self-
esteem and cognitive function.
2
Exercise has also been
found to alleviate symptoms such as low self-esteem and
social withdrawal.
3
Exercise is especially important in
patients with schizophrenia since these patients are al-
ready vulnerable to obesity and also because of the addi-
tional risk of weight gain associated with antipsychotic
treatment, especially with the atypical antipsychotics. Pa-
tients suffering from schizophrenia who participated in
a 3-month physical conditioning program showed im-
provements in weight control and reported increased fit-
ness levels, exercise tolerance, reduced blood pressure
levels, increased perceived energy levels, and increased
upper body and hand grip strength levels.
5
Thirty minutes
of exercise of moderate intensity, such as brisk walking
for 3 days a week, is sufficient for these health benefits.
Moreover, these 30 minutes need not to be continuous;
three 10-minute walks are believed to be as equally use-
ful as one 30-minute walk.
Health benefits from regular exercise that should be
emphasized and reinforced by every mental health pro-
fessional to their patients include the following:
1. Improved sleep
2. Increased interest in sex
3. Better endurance
4. Stress relief
5. Improvement in mood
6. Increased energy and stamina
7. Reduced tiredness that can increase mental alertness
8. Weight reduction
9. Reduced cholesterol and improved cardiovascular
fitness
Mental health service providers can thus provide effec-
tive, evidence-based physical activity interventions for in-
dividuals suffering from serious mental illness. Further
studies should be done to understand the impact of combin-
ing such interventions with traditional mental health treat-
ment including psychopharmacology and psychotherapy.
The authors report no financial or other affiliation relevant to
the subject of this letter.
REFERENCES
1. Richardson CR, Faulkner G, McDevitt J, et al. Integrating
physical activity into mental health services for persons with
serious mental illness. Psychiatr Serv 2005;56:324–331
2. Callaghan P. Exercise: a neglected intervention in mental health
care? J Psychiatr Ment Health Nurs 2004;11:476–483
3. Guszkowska M. Effects of exercise on anxiety, depression and
mood [in Polish]. Psychiatr Pol 2004;38:611–620
4. Peluso MA, Andrade LH. Physical activity and mental health:
the association between exercise and mood. Clinics 2005;60:
61–70
5. Fogarty M, Happell B, Pinikahana J. The benefits of an
exercise program for people with schizophrenia: a pilot study.
Psychiatr Rehabil J 2004;28:173–176
Ashish Sharma, M.D.
University of Nebraska Medical Center
Vishal Madaan, M.D.
Creighton University/
University of Nebraska Medical Center
Frederick D. Petty, M.D., Ph.D.
Omaha VA Medical Center
Omaha, Nebraska
Citalopram Treatment for Inappropriate Sexual
Behavior in a Cognitively Impaired Patient
Sir: Sexual inappropriateness and hypersexuality can
be defined as vigorous sexual drive or other sexually
related problems that interfere with normal activities of
daily living, or sexual behavior that is pursued at inappro-
priate times. By definition, such behavior is persistent,
uninhibited, and directed against oneself or toward unwill-
ing partners. Inappropriate sexual behavior encompasses a
range of behavior, including suggestive language, flirta-
tion, fondling, removing one’s clothing, and masturbating
in public. The rates of sexual disinhibition reported in the
literature in people diagnosed with Alzheimer’s disease liv-
ing both in the community and in residential care range
from 2.9% to 8%.
1
These behaviors may result from mental
and physical illnesses, alone or in combination.
2
Work has been done as to how hospital and nursing
home staff should respond to these behaviors and guide
© C
OPYRIGHT
2006 P
HYSICIANS
P
OSTGRADUATE
P
RESS
, I
NC
. © C
OPYRIGHT
2006 P
HYSICIANS
P
OSTGRADUATE
P
RESS
, I
NC
.
LETTERS TO THE EDITOR
Prim Care Companion J Clin Psychiatry 2006;8(2) 107
the development of management strategies and care plans. Most
researchers agree that behavioral, psychological, and environ-
mental interventions are preferable to the risks of pharmacol-
ogy.
1
However, Harris and Wier,
3
in a review of the literature,
found that, in many cases, pharmacologic treatment is often
the preferred first-line treatment for hypersexual behavior be-
cause of its ease of administration, perceived efficacy, and de-
creased use of staff time. Numerous medications have been
tried for the treatment of such behaviors, but there are no con-
vincing data supporting the use of a particular medication. Be-
cause most evidence is in the form of case reports, data are also
lacking regarding the advantage of any medication over placebo
or in comparison with other medications.
Some preliminary reports indicate that selective serotonin
reuptake inhibitors (SSRIs) might be effective in controlling
such behaviors.
4,5
The reason for their effectiveness has yet
to be established, but the effectiveness could be due to their
antiobsessive and antilibidinal effects. To our knowledge, no
case reports have been published on the use of citalopram for
such behaviors. We report successful use of citalopram in the
treatment of inappropriate sexual behavior in a cognitively im-
paired adult with a history of bipolar disorder.
Case report. Mr. A, a 54-year-old man with a long history
of bipolar disorder and recent onset of cognitive deficits due to
Parkinson’s disease, had been displaying inappropriate sexual
behavior on and off for the last 5 years. This problem had re-
cently become worse and had necessitated multiple hospital ad-
missions. At the time of this admission, he was on a regimen
that included lamotrigine, clozapine, aripiprazole, ziprasidone,
and olanzapine. Once he was admitted, all of his psychotropic
medications except clozapine were stopped and lithium 150 mg
b.i.d. was initiated; after a few days, clozapine was stopped as
well.
Mr. A continued to be disorganized and was making sexually
inappropriate comments and touching female staff members,
which progressed to making inappropriate comments toward
male peers and staff members. This behavior had not responded
to the numerous antipsychotic medications he was taking at the
time of this admission. Estrogen, which has been considered ef-
fective in reducing inappropriate sexual behavior, seemed only
to have attenuated this behavior and caused the patient to de-
velop gynecomastia, which was unacceptable to him and his
family.
Mr. A was difficult to interview; he was disorganized and ex-
tremely distractible. During his lucid periods when he had more
insight, however, he would talk about thoughts of a sexual na-
ture that he was unable to get rid of despite identifying them as
improper. Neither could he control the urges to touch female
companions or make comments of a sexual nature.
After the behavior had been observed by the treatment team
for about a month, during which time trials to manage the
patient behaviorally had failed, treatment with citalopram
20 mg/day was started. Five days after the start of citalopram,
Mr. A’s inappropriate sexual behavior started to disappear. Two
weeks into therapy, although he remained somewhat disorga-
nized in his thoughts, the sexual inappropriateness had disap-
peared. No side effects were reported by the patient or noted by
the treatment team. There were no concomitant medication
changes.
In this case, we postulate that the sexually disinhibited be-
havior was caused by obsessive thoughts and resulted in com-
pulsive behavior. One can speculate that the beneficial effects
of SSRIs on these behaviors can at least partially be explained
by the effectiveness of this class of medications in treating
obsessive-compulsive spectrum disorders. Another possibility
is that, in some patients, SSRIs might have the side effect of di-
minishing libido. However, it has also been reported that SSRIs
cause disinhibition of libido.
6
Of note, this particular patient has Parkinson’s disease, a
frequent cause of such behavior. Interestingly in our case, such
behavior could not have been related to dopaminergic treatment
since no such treatment was used. This finding raises the pos-
sibility that some of the inappropriate sexual behavior that pa-
tients with Parkinson’s disease display is not the result of
dopaminergic drugs but rather may be a consequence of demen-
tia which itself often accompanies this disease.
SSRIs—in our case, citalopram—might be of use in treating
inappropriate sexual behavior. Controlled trials are needed to
establish the efficacy of these agents in treating such behavior.
If efficacy is established, further investigation to clarify why
these medications are so effective is warranted.
The authors report no financial or other affiliation relevant to the
subject of this letter.
REFERENCES
1. Higgins A, Barker P, Begley CM. Hypersexuality and dementia:
dealing with inappropriate sexual expression. Br J Nurs 2004;13:
1330–1334
2. Lesser JM, Hughes SV, Jemelka JR, et al. Sexually inappropriate
behaviors: assessment necessitates careful medical and psychological
evaluation and sensitivity. Geriatrics 2005;60:34–37
3. Harris L, Wier M. Inappropriate sexual behaviour in dementia:
a review of the treatment literature. Sex Disabil 1998;16:205–217
4. Levitsky AM, Owens NJ. Pharmacologic treatment of hypersexuality
and paraphilias in nursing home residents. J Am Geriatr Soc 1999;
47:231–234
5. Lothstein LM, Fogg-Waberski J, Reynolds P. Risk management and
treatment of sexual disinhibition in geriatric patients. Conn Med
1997;61:609–618
6. Greil W, Horvath A, Sassim N, et al. Disinhibition of libido:
an adverse effect of SSRI? J Affect Disord 2001;62:225–228
Irakli Mania, M.D.
Harun Evcimen, M.D.
Maju Mathews, M.D., M.R.C.Psych.
Department of Psychiatry
Drexel University College of Medicine
Philadelphia, Pennsylvania