All strength training is functional. Any exercise done with hard intensity, whether targeting one specific muscle group or multiple, will build your body stronger - THIS is what makes it 'Functional'. Crossfitters and Olympic Lifters claim that their training and exercise selection makes their bodies more 'functional', but really all it does is make them good at that particular skill/movement. If useful, practical Strength is what you truly want, these 3 exercises are among the most basic yet bang-for-your-buck movements that will give your body an awesome base of functional strength. Oh and of course, they are guaranteed to give you great new muscle gains!