Category: Body temperature

According to the National Institutes of Health, the average body temperature is around 98.6°F, but slight variations are common. Yet, a sudden and noticeable shift in your body's thermostat is a sign that something is impacting your system. Understanding **what causes someone to feel hot and cold** is the first step toward finding a solution.

The average human body temperature is often cited as 98.6°F, but that's a whole-body average, not a uniform reading across all surfaces. This simple fact is the key to understanding the question: Is your mouth hotter than your forehead? This article explains the physiological reasons for the difference.

While the widely cited average oral temperature is 98.6°F (37°C), this figure is a historical average, not a rule. A more accurate picture of how hot is it in your mouth involves understanding the natural range of temperatures and the many factors that influence them throughout the day.

While the classic 98.6°F is just an average, normal oral temperatures can range up to 99.6°F. When asking, **Is 99.7 in mouth a fever?**, the answer depends on context, but it typically falls just outside the normal range, often indicating a mild elevation.

According to the National Institutes of Health, cold intolerance, or a heightened sensitivity to cold, can sometimes be linked to conditions like hypothyroidism, impacting daily life. Discover effective strategies for how to manage cold sensitivity, from simple lifestyle adjustments to addressing underlying medical issues.

The human body is a finely tuned machine, with its internal 'thermostat' striving to maintain a core temperature of around 37°C (98.6°F). When faced with rising temperatures, this complex system springs into action, revealing exactly what happens to your body when you feel hot.

Feeling cold when everyone else is comfortable can be more than just a minor annoyance; it can be a sign your body's temperature regulation is off. This persistent chill prompts many to ask, **why does my body stay cold for so long?** Exploring the complex medical and lifestyle factors can help shed light on this common issue.

While individual tolerance to temperature varies widely, an abnormal sensitivity to cold can signal an underlying issue with your body's metabolism or circulation. This article will help you understand **Why can't I tolerate cold weather?** by exploring common medical and lifestyle factors.

An overactive thyroid (hyperthyroidism) can lead to increased sweating and a constant feeling of warmth due to a sped-up metabolism. Understanding what does it mean if your body is warm all the time can involve exploring this and other significant health factors, ranging from hormonal shifts to lifestyle and psychological influences.

The widely cited 'normal' body temperature of 98.6°F is actually a population-based average, and an individual's temperature can naturally fluctuate throughout the day due to a variety of factors. So, if you find yourself wondering **'why is my temperature always high but I don't feel sick?'**, it's important to know that many non-illness-related factors could be at play, from hormones and physical activity to stress and medication side effects.