New mathematical model estimates how quickly diseases spread. Current models assume constant rate of spread, and often underestimate the actual speed — new model assumes the propensity for individual social interactions to alternate between periods of latency and "burst" episodes of intense activity

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New mathematical model estimates how quickly diseases spread. Current models assume constant rate of spread, and often underestimate the actual speed — new model assumes the propensity for individual social interactions to alternate between periods of latency and "burst" episodes of intense activity