Find articles, news, guides, topics and Rajatheertha editorial coverage.
Wondering when to get your 2026–27 flu shot or whether your symptoms are a cold, flu or COVID-19? This CDC, NHS and ECDC-based guide explains vaccine timing, symptom differences, testing and when to seek medical care.
Learn the common signs and causes of vitamin D deficiency, how the 25(OH)D blood test is interpreted, vitamin D-rich foods available in India, sunlight basics and when supplements or medical advice may be needed.
What is a normal blood pressure? See an easy BP chart, understand 120/80, 130/80 and 140/90 readings, learn hypertension symptoms, Indian diet tips, correct home measurement and when high BP needs urgent medical care.
