Mahamritunjay Puja (Anushthana)
Mahamrityunjaya mantra is the propitiation of Lord Shiva because Shiva is thought to represent the truth and death is the ultimate truth, which is ruled by Lord Shiva. Mahamrityunjaya mantra anushthana(japa) is performed when someone is running markesh, a planetary period invested with powers to inflict physical harm, or when someone�s health is causing serious problems or when some major operation is to be performed.
"Om Hom Joom Sah Om Bhur Bhuvah Svah
Om Trayambakam Yajamahe Sugandhim Pushtivardhanam
Urvarukvamiva Bandhanan Mrityormukshiya Maa Mritat
Om Bhur Bhuvah Svah Om Sah Joom Hom Om"