India, Dec. 10 -- Ayurveda has always treated sunlight as a therapeutic force. Practices like Atapa Snana (sunbathing) and Atapa Swedha (sweating through sun exposure) were once common in daily life, believed to strengthen vitality, support the skin's natural rhythms, and build emotional and physical resilience. Today, these ancient customs are resurfacing in wellness spaces under a new name: heliotherapy, the therapeutic use of sunlight for better health and to fight diseases. As vitamin D deficiency becomes more widespread and wellness enthusiasts seek more elemental forms of healing during winter, sunbathing through heliotherapy has unexpectedly reclaimed its place at the centre of holistic well-being.

It is the structured use of natu...