Initial Signs of a New Infection
Novel coronavirus infection, commonly referred to as “COVID-19.” So, what are the earliest signs of this novel infection? Below, we address this question.

Earliest Signs of Novel Coronavirus Infection
Although the novel coronavirus is a newly identified strain of coronavirus, its clinical manifestations closely resemble those of common viral colds—particularly in terms of symptoms. The primary early symptoms include fever, dry cough, and fatigue. However, some patients do not initially present with these classic symptoms; instead, they may first exhibit less common symptoms such as nasal congestion or rhinorrhea, or gastrointestinal symptoms.

Knowledge Expansion: How to Prevent COVID-19
1. Frequent Handwashing
Maintain good hand hygiene: wash hands frequently with soap or hand sanitizer and running water, or use alcohol-based hand sanitizer when soap and water are unavailable.
2. Wear Masks
Wear medical surgical masks or N95 respirators when visiting public places, seeking medical care, or using public transportation.

3. Avoid Wild Game
Avoid contact with, purchasing, or consuming wild animals. Also, avoid direct contact with wild animals or domestic poultry and livestock without appropriate protective measures.
The above outlines the earliest signs of novel coronavirus infection. We hope this information is helpful to you.