The study sample consists of all patients admitted to the intensive care unit with inclusion criteria.
Inclusion criteria: First day ICU patients (patients undergoing invasive mechanical ventilation, non-invasive mechanical ventilation, and patients not under mechanical ventilation), FOUR Score in patients not mechanically ventilated (ER 4, MR 4, CR 4, R 4) and in patients undergoing mechanical ventilation (ER 4, MR 4, CR 4, R 1).
Exclusion criteria: Having amputation, upper and lower extremity fractures, neuromuscular diseases (myasthenia gravis, guillotine, botulism, and pesticide poisoning, etc.), deep vein thrombosis, skin diseases, metabolic disorders: hypocalcemia, hypophosphatemia, hypomagnesemia, and an allergy to olive oil in the massage group.