This report provides a comprehensive review of the health benefits associated with physical activity and nutrition, drawing on a literature review of recent studies published within the last five years. The report examines the impact of exercise and healthy diet plans on various health outcomes, including the reduction of diabetes and cardiovascular diseases, as well as improvements in mental health and cancer prognosis. The study highlights the importance of physical activity and nutrition as non-pharmacological interventions, emphasizing the role of mobile-based interventions in increasing awareness and promoting healthy lifestyle habits. The review analyzes the findings of several studies, including systematic reviews and randomized control trials, to provide a detailed perspective on how physical activity and nutritional support can enhance the overall quality of life and improve comprehensive health benefits for individuals across different age groups and disease backgrounds. The report concludes with a discussion on the potential of mobile-based interventions to increase awareness and promote healthy lifestyle habits, particularly among middle-aged and older adults, and college students. The report is available on Desklib, a platform providing AI-based study tools for students, including past papers and solved assignments.