Menarche is the beautiful name we give to your very first period. It's a historic moment in your life! It means your body has matured enough to start menstrual cycles. It can come as a surprise or be something you were already expecting. No matter how it happens, it's the start of a new phase of self-discovery and care. Many people feel afraid or ashamed, but know that it's a cause for celebration: your body is amazing! Welcome to the club of people who menstruate!