No one symptom is definitive. Fever and cough? The flu vs. SARS discrimination of simple symptom checking is not accurate enough.

Regulatory/local/state guidance and medical literature is updated every week and existing tools are not keeping pace.

• Based on data from ~2 Million people
• Considers medical literature, WHO, and public health guidance, updated every few days
• Based on work done by leading scientists, physicians and alumni of Stanford University