A disease called beriberi, caused entirely by Vitamin B1 (thiamine) deficiency, was once widespread across Asia. For decades, India believed it had largely overcome this problem. A new government study now says otherwise. A disease called beriberi, caused entirely by Vitamin B1 (thiamine) deficiency, was once widespread across Asia. For decades, India believed it had largely overcome this problem. A new government study now says otherwise. Researchers at the ICMR–Nati... [2660 chars]