“I used to feel weak and dizzy constantly,” says Shakuntala Devi of village Ukrimari, Jharkhand, “but after cooking in my iron kadhai (wok) for four to five months, I started feeling much better.” The other members of her Self-Help Group (SHG) nod, and share their own stories of how cooking in iron vessels has helped them improve their eyesight, headaches, joint pains.