Ratha Saptami, especially when it falls on a Sunday, is a powerful day to worship the Sun God, the source of life. The Jilledu leaf bath practiced in Andhra Pradesh and Telangana beautifully combines ancient science, Ayurveda, and spirituality, showing deep respect for nature and cosmic energy. Below are the scientific and health-based explanations behind the Ratha Saptami rituals, especially the Jilledu aaku bath, explained in a simple but detailed way, along with how ancient tradition aligns with modern science.