How To Do Yoga Prithvi Mudra

Popularly known as Prithvi mudra, this mudra increases the Prithvi (earth) element within the body. At the same time, it decreases the Agni (fire) element. Therefore, it can also be called Agni-shaamak mudra.
Prithvi Mudra restores energy in the root chakra. Prithvi mudra increases earth element in the body, thereby providing nourishment to all the organs having deficiency of any sort.

Benefits of Prithvi Mudra:

Chronic fatigue, general debility, convalescence
Lack of stamina or endurance.
Inexplicable weight-loss, emaciation.
Osteoporosis osteomalacia (diminished bone-density), rickets.
Fracture (to expedite union).
Degeneration of articular cartilage (Osteo-Arthritis).
Weak, atrophied muscles, myopathies, Paresis, paralysis, poliomyelitis.
Dry, cracked, burning, mature skin, Skin-rashes, urticaria, Brittle nails.
Hair-loss, premature greying of hair.
Burning in eyes, stomach (acidity), urine, anus, hands, feet, head.
Aphthous ulcers in the mouth.
Ulcers in the stomach, intestines.
Inflammatory diseases (diseases names end with 'itis').
Jaundice.
Fever.
Hyperthyroidism.