Clinical Vital Signs

Body Temperature Log

Record and monitor body temperature readings over time with measurement site tracking, clinical fever indicators, and clean exportable reports.

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Fever & Vital Log Zero Cloud Storage
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Based on standard adult oral thresholds
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Fever Classification Reference (Adult Oral Baseline)

Normal Range
< 37.5°C (< 99.5°F)
Low-Grade Fever
37.5°C – 38.3°C (99.5°F – 100.9°F)
Moderate Fever
38.4°C – 39.4°C (101.0°F – 102.9°F)
High Fever
> 39.4°C (> 103.0°F)

How to Accurately Track Body Temperature

Tracking body temperature systematically provides healthcare clinicians with valuable insights into disease progression, the efficacy of antipyretic medications (such as paracetamol or ibuprofen), and the timeline of viral or bacterial infections.

Best Practices for Accurate Thermometer Readings

  • Wait After Hot or Cold Foods: Wait at least 15 to 20 minutes after eating, drinking hot or iced beverages, or smoking before taking an oral temperature.
  • Keep Consistent Measurement Sites: Avoid switching back and forth between oral, axillary (armpit), and tympanic (ear) measurements during an illness episode, as different anatomical sites register distinct baseline temperatures.
  • Record Dose Times: Always note the exact time and dosage when taking fever-reducing medications so you and your physician can evaluate whether the temperature rebound aligns with medication wear-off.

Frequently Asked Questions

What is considered a normal body temperature?

A typical oral body temperature is around 37.0°C (98.6°F), with a normal fluctuation between 36.1°C (97.0°F) and 37.2°C (99.0°F). Temperatures vary by measurement site (tympanic and rectal are typically higher than oral or axillary readings).

What temperature is classified as a fever in adults?

An oral temperature of 38.0°C (100.4°F) or above is generally considered a fever. A temperature exceeding 39.4°C (103.0°F) warrants prompt medical consultation.

When should I seek emergency medical attention for a fever?

Seek immediate medical attention if a fever is accompanied by difficulty breathing, chest pain, a stiff neck, confusion, persistent vomiting, a new unexplained rash, or if an infant under 3 months has a temperature of 38.0°C (100.4°F) or higher.