Oximeters may not be reliable: Oximeters are being used to check a person’s vitals as a way of mapping their condition after testing positive for Covid. Multiple cases that have come to light, however, show that the oximeter readings may not be reliable. The readings for a lot of India-bought oximeters fluctuate a lot depending on the posture of the patient. Despite oximeters being a key inclusion in many Covid kits, health experts have seriously doubted their efficacy. A part of the reason for the poor accuracy of these devices in India is that the regulations guiding their standards and