The purpose of the study is to demonstrate the effectiveness of the different combinations of exercises on the cognitive status of older adults with cognitive decline.

This study is planned to examine the effects of combined exercise on cognitive status, lower extremity muscle strength, mobility, physical performance, mood and quality of life in older adults with Mild Cognitive Impairment. Aerobic exercise training and lower limb (extremity) strengthening exercises were applied to the first group, dual-task training and lower limb strengthening exercises were applied to the second group, and aerobic exercise training, dual-task training and lower limb strengthening exercises were applied to the third group.

Inclusion Criteria:

• Not had a fall in the last six months.
• Older adults with an mini mental state examination score between18-23.
• Age ≥ 65years.

Exclusion Criteria:

• having central nervous system pathology that will affect balance
• diagnosed with vestibular pathology,
• having deformities in the waist, hip, and knee joints,
• having lower extremity amputation,
• with lower extremity operation history,
• malignancy affecting the lower extremity,
• having moderate and severe congenital heart disease, coronary heart disease and cerebrovascular disease,
• participants who cannot cooperate,
• participants who use an assistive walking device,
• participants having vision problems.