What Is the Normal Body Temperature Range for Adults?

Learn the normal adult body temperature range, factors affecting it, and when to seek medical advice for abnormal readings.

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The normal body temperature for an adult ranges from 97°F (36.1°C) to 99°F (37.2°C). Factors like time of day and individual activity levels can cause fluctuations within this range. It's crucial to note that what's normal for one person might slightly differ for another, but consistently high or low temperatures may warrant consulting a healthcare provider.

FAQs & Answers

  1. What is considered a fever in adults? A fever in adults is typically defined as a body temperature above 100.4°F (38°C).
  2. Can body temperature vary throughout the day? Yes, normal body temperature can fluctuate depending on the time of day and activity levels, usually being lower in the morning and higher in the late afternoon.
  3. When should I see a doctor for temperature concerns? If you consistently have a temperature above 99°F (37.2°C) or below 97°F (36.1°C), or experience other concerning symptoms, it's best to consult a healthcare provider.

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