Aerobic exercise reduces the risk of many conditions, including obesity, heart disease, high blood pressure, type 2 diabetes, metabolic syndrome, stroke and certain types of cancer. Weight-bearing aerobic exercises, such as walking, help decrease the risk of osteoporosis. Aerobic exercise increases your endurance and cardiac health while anaerobic exercise will not only help you burn fat but also help you gain lean muscle mass.
https://www.healthline.com/health/fitness-exercise/benefits-of-aerobic-exercise#benefits