Gyan Mudra, also known as the Mudra of Knowledge, helps calm the nervous system and reduce tension headaches. To practice it, touch the tip of your index finger to the thumb and keep other fingers straight. This gesture balances Vata energy, which is often the cause of headaches and restlessness. Regular practice improves concentration, reduces stress, and brings mental clarity. It al... https://www.rudrayogaindia.com/mudra-for-headache-and-fever