Yoga and meditation are very much synonyms, which have many meanings. At their core, they refer to unity, awareness or mindfulness, and concentration. So, when we are aware of something, it means we become one with that.
By those meanings we understand that yoga and meditation are very much a state of mind and not necessarily something that we do. To gain such skills, one of the practices I enjoy is yoga asana. Asana simply means posture — any posture, whether it is sitting, turning your head to the right or raising your arm