Go for it! Depends where you wanna start or more what is your motivation/intention! U can start with some breathwork or gently sliding into meditation with guided practice! More on the physical side it might be the best to start with easy stretches and getting familiar with the main common asanas (poses) and feel in before you struggle through a complex flow! Take your time to bring your body and mind there! It is a Lifestyle in the way it teaches to accept and recognize life as it is! No necessarity for spirituality if it is not your cup of tea! There is also a lot of scientific proof for the effect of yoga 💪