The brain lies within the cranial cavity – the large hollow area in the upper part of the skull. The bone of the skull protects the delicate brain tissue. Only narrow passages in the bottom of the cranial cavity allows the nerves, blood vessels and lymphatic vessels to travel to and from the brain. Therefore the >> Read More ...
What is cerebrospinal fluid? Cerebrospinal fluid (CSF) is a clear fluid that surrounds the brain and spinal cord. There is about 150 milliliters of CSF within the cerebral cavity that encloses the brain and spinal cord which allows the brain to “float” in the fluid. Formation of Cerebrospinal Fluid (CSF) Most >> Read More ...
Blood flow to the brain (cerebral blood flow) is essential to maintain consciousness and many vital functions. Unlike certain other parts of the body, a few seconds without blood flow will not be detrimental to functioning but in the brain, a lack of blood flow for even just 10 seconds will lead to unconsciousness. The >> Read More ...
Cathy Asked : I am a 52 year old female and recently I have been experiencing persistent swelling of both legs which were paining at first but now there is some numbness. I was diagnosed with diabetes around the age of 45 and over the past 3 years I have been on metformin. I do not have any leg sores or anything of the >> Read More ...
Can Dehydration Cause Headache? Dehydration can cause both sudden or chronic headaches. Causes of a sudden dehydration headache: Occasional pressure-like headache due to not drinking enough water, especially after physical exertion and in a hot weather Migraine, a pulsating, one- or both-sided headache with nausea and >> Read More ...
Identifying the cause of head pain may not always be a simple task for the attending doctor, especially if there is a lack of overt signs, presence of vague or unrelated symptoms and if there is no suitable record of the patient’s medical history. In this case, your doctor will assess your case and make a diagnosis >> Read More ...
What Is a Throbbing Headache? A throbbing headache is a head pain pulsating in a rhythm of the heart. Causes of Throbbing Headache SUDDEN, NEWLY APPEARING Throbbing >> Read More ...
What is Anosmia? Anosmia Definition Anosmia is the medical term for a complete loss of the sense of smell (olfaction). It can be temporary or permanent and while taste may not be affected, it does impact on the perception of flavors. If the sense of smell is reduced (partial, not complete loss) , then this is known as >> Read More ...
A headache may often be accompanied by other symptoms and dizziness is one of the more common complaints that is reported along with the head pain. It is important to identify if the dizziness is a symptom of the condition causing the headache or whether the dizziness is the result of a headache. Pain triggers a number of >> Read More ...
What is a Constant Headache? A headache is one of the more common symptoms experienced in life and is usually episodic. Constant headaches are considered as any head pain that does not subside for weeks or months. It can vary from severe pain to a dull ache. It may appear episodic but careful assessment will reveal that it >> Read More ...
