Many people think that it is normal to have cold hands and feet all the time. But this problem is not normal. Hands are always cold for various reasons. It is also a symptom of various diseases. So let's find out today some of the reasons why hands are cold all the time. Problems with blood supply If there is any problem with blood supply in the body then the hands may be cold. When blood is not supplied to the hands and feet as required, then the fingers become cold and numb because the fingers are farthest from the heart. Rand's syndrome Rand's syndrome can also cause cold fingers and toes. The hand gets cold due to constriction of blood vessels in the finger. In many cases, the hands may look bloodless white , the hands may become cold , numb and even the hands may ache. Anemia Anemia is when there are not enough red blood cells in the body or there is not enough hemoglobin in the blood. Due to this the supply of oxygen to the body decreases. Fatigue , headache , dizziness and pale skin are seen along with cold fingers. Hypothyroidism It is not uncommon for the hand to become cold if there is an angle problem in the thyroid gland . Because the thyroid acts as the body's thermostat. If the thyroid is not functioning properly, then there may be problems like cold hands as well as fatigue , constipation , weight gain. Vitamin B12 Deficiency Vitamin B12 deficient meat , eggs , milk and dairy foods can lead to a lack of red blood cells in the body. People who are vegetarians or vegans may have this problem. Many people lose their ability to absorb this vitamin in old age. This can lead to anemia and the problem of cold hands and feet. Cold hands and feet can also be caused by low blood pressure, hypotension or low blood pressure. It can be caused by dehydration , bleeding , certain medications and endocrine diseases. We know that smoking is harmful to health . It can also be responsible for cold feet. Nicotine causes the blood vessels to constrict. It is also responsible for clogging the arteries. Due to these two, the fingers and toes are always cold.