Inclusion criteria:
The desire to participate in the study
Having at least 30 years and maximum 60 years of age
No admission to psychiatric wards and no known psychiatric disorders (schizophrenia, anxiety, depression, dementia).
Not having chronic disease (cancer, musculoskeletal disorders, chronic renal failure)
Have full vigilance and acceptable listening and speaking ability to answer questions and learn the relaxation method.
Do not take sedative drugs such as benzodiazepines
Having no history of injury, open wounds, and surgery in the legs during the last two years that prevent the massage of the back of the foot. Considering the history, the medical records and the researcher's observation
Confirmation of diagnosis of systolic (mild to moderate) heart failure by a specialist who has been ill for at least six months
Confirmation of undesirable sleep quality based on Peters Leaf questionnaire (score 5-21 is recognized as undesirable sleep quality)
10. The patient is completely alert and able to answer questions.
Exclusion criteria:
If the patient is unsatisfied, continue to participate in the study
Patient's death
The occurrence of any unexpected complications during an intervention that prevents the patient from continuing work (arrhythmia, CPR on the patient during an intervention, secondary myocardial infarction, or angioplasty).
People with a history of diabetic neuropathy.
Phase compensated heart failure entered the unconsolidated phase.
Do not have a history of missing loved ones in the past two months.