The Coronavirus has caused an extraordinary crisis in many fields so that many countries are struggling to get out of the crisis. In Asia, Indonesia ranks 9th above China which ranks 10th, but in Southeast Asia, Indonesia ranks first and has the potential to become the epicenter in Asia because of the number of Covid-19 cases that surpass China. To reduce the spread of the Corona virus, Indonesia implements of Large-Scale Social Restrictions (PSBB) in some of areas at each entrance (entry or exit of transportation, people, goods in lakes, water, or air) since March 31, 2020. The purpose of this study was to examine the relationship between sleep duration and anxiety and internet usage duration. with anxiety in 991 students during the Covid-19 pandemic in Indonesia. Data was collected through online questionnaires in 52 cities from 21 provinces in Indonesia. The results showed a relationship between sleep duration and anxiety and internet usage duration with anxiety.