Feeling cold frequently, even in warm environments, may result from poor circulation, hormonal imbalances, or nutritional deficiencies. While occasional chills are normal, persistent coldness could signal an underlying health issue.
Your body maintains a core temperature around 98.6°F (37°C) through processes like shivering, sweating, and adjusting blood flow. The hypothalamus acts as your body's thermostat, triggering responses to external and internal temperature changes.
When something disrupts this balance-such as low thyroid hormone levels or inadequate blood circulation-your body may struggle to stay warm. For example, people with hypothyroidism often report feeling cold because their metabolism slows down, reducing heat production.
The most common reasons for feeling cold all the time include:
If you consistently feel cold despite wearing layers, or if coldness accompanies other symptoms like fatigue, weight gain, or dry skin, consult a healthcare provider. A blood test can check for anemia, thyroid dysfunction, or vitamin deficiencies.
For instance, if you also experience brittle nails, pale skin, and shortness of breath, these may indicate iron-deficiency anemia. A doctor can recommend dietary changes, supplements, or medication to address the root cause.
Many people assume feeling cold is just a personal quirk, but it's often a sign of an underlying issue. A study published in the Journal of Clinical Endocrinology & Metabolism found that 20% of adults with untreated hypothyroidism reported persistent coldness as their primary symptom.
If you've ruled out common causes and still feel unusually cold, explore other factors that make you cold all the time, including environmental and lifestyle influences.