How can I effectively build strength and size in my muscles?

To effectively build strength and size in your muscles, you should focus on a combination of resistance training exercises, proper nutrition, and adequate rest. Consistent Weightlifting or bodyweight exercises targeting all major muscle groups, progressively increasing the intensity and volume of your workouts, and ensuring you consume enough protein and calories to support muscle growth are key. Additionally, allowing your muscles to rest and recover between workouts is crucial for optimal muscle development.