Healthy adults and older adults
Conditions
Interventions
middle fingertip point stimulation - Washout - Sham stimulation
Sham stimulation - Washout - middle fingertip point stimulation
Sponsors
LEMON inc.
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1.Healthy Japanese males and females who are aged 20 to under 90 years at the time of written informed consent. 2. Participants who have been fully informed the purpose and details of the study, have the ability to consent, are volunteering to participate in the study with a full understanding of the explanation, and have consented to participate in the study in writing. 3. Participants who can come to the facility on the designated test date and take the test. 4. Participants who bend forward and cannot firmly touch the front of their palms to the floor. 5. Participants who are healthy enough to exercise.
Exclusion criteria
Exclusion criteria: 1.Participants with chronic diseases associated with exercise restrictions, or those currently receiving treatment for any diseases. 2.Participants with a history or current diagnosis of chronic fatigue syndrome with exercise restrictions, psychiatric disorders, sleep disorders, hypertension, diabetes, dyslipidemia, or other serious diseases. 3.Participants with a history or current diagnosis of low back pain or spinal disorders (e.g., herniated disc, spinal canal stenosis). 4.Participants with a history or current diagnosis of severe cardiovascular, respiratory, hepatic, renal, hematologic, or gastrointestinal disorders that may adversely affect health during exercise. 5.Participants with severe anemia. 6.Participants who have continuously used medications (oral or topical) for disease treatment within the past month. 7.Participants with a body mass index (BMI) exceeding 30. 8.Participants with potential allergies to materials (e.g., plastic) used in the device. 9.Participants with irregular lifestyles due to shift work or night work. 10.Participants who are currently participating in another clinical trial, or who have participated in another clinical trial within the past three months. 11.Participants who are pregnant, breastfeeding, have the potential to become pregnant, or intend to become pregnant during the study period. 12.Participants who are judged as ineligible to participate in this study by the principal investigator.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Standing forward flexion distance (cm): comparison of middle fingertip point stimulation and sham stimulation at the same site, 5 minutes after the start of the intervention. | — |
Secondary
| Measure | Time frame |
|---|---|
| Shoulder muscle stiffness: comparison between the developed stimulation device condition and the dummy device condition, assessed before and after the intervention (following standing forward flexion test). Subjective evaluation of ease of movement (questionnaire): comparison of middle fingertip point stimulation and sham stimulation at the same site, assessed after the test. | — |
Countries
Japan
Contacts
Public ContactHisayo Sugao
LEMON inc. Research and Development Division, Headquarters
Outcome results
None listed