Updated : 1 month, 2 weeks ago IST
Washington D.C. [USA], Dec 8 (ANI): The minimum sleep required to sustain a healthy lifestyle varies for different people based on their age, gender and geographical location, says new research.
Updated : 1 month, 3 weeks ago IST
Washington D.C. [USA], Dec 1 (ANI): Even after sleeping for eight hours a day, do you feel sleep deprived and yawn the whole day? A new study has found the answer to your question.