NADH. the reduced form of nicotinamide-adenine dinucleotide. NADH-methemoglobin reductase. the enzyme in the erythrocyte that converts methemoglobin to hemoglobin, which is the form responsible for the transport of oxygen.1  Facebook.ADH. the reduced form of nicotinamide-adenine dinucleotide. NADH-methemoglobin reductase. the enzyme in the erythrocyte that converts methemoglobin to hemoglobin, which is the form responsible for the transport of oxygen. 1  Facebook.
Such as, users aged between 15 and 19 spend at least 3 hours per day on average on social media platforms majorly Facebook, Twitter and Instagram. The age group consists of students who spend their precious time in connecting with people rather than spending time on playing or studying.
A study by Nielsen shows we spend an average of 5.3% of our time emailing, and 13.4% of our time texting. Based on our total mobile time of 4+ hours a day, Nielsen shows we spend about 13 minutes and 35 minutes per day on emailing and texting.