Good question. Pseudoephedrine belongs to a group of medicines that act as decongestants by constricting small blood vessels in the nasal passages. Thus, less inflammation and congestion as the sinus tissue set... continue reading  about  This past two years my brain seemed very foggy and I've had a lot of memory problems. Yet when I take pseudoephedrine for a sinus headache, it not only clears my sinuses, it causes me to be able to think very clearly and I have improved memory. Why?

A brain tumor can present in many ways, depending on the size, location, and type of the brain tumor. Symptoms can include progressively worsening headaches or a new headache, nausea/vomiting, seizures, new neu... continue reading  about  Are there symptoms of a brain tumor and, if so, what are they?

Almost 2/3 of women complain of memory impairment during menopause and after childbirth when hormones are in flux. This "brain fog" is common and likely is influenced by estrogen. We do have estrogen receptors ... continue reading  about  Could the hormonal changes I'm experiencing during perimenopause be affecting my memory? I've heard a lot of references to "meno-fog."

Memory loss is something we can all experience. You are correct; it can be caused by stress when our attention is not well focused. Memory loss can also be contributed to by factors such as poor sleep, mood dis... continue reading  about  Memory loss or changes may have multiple causes or impersonators. What are some of them other than stress? Are early onset dementia symptoms recognizable by the person experiencing the symptoms?

The diagnosis of Alzheimer's disease in its early stages is often difficult, especially for a physician or healthcare provider who is unfamiliar with the patient. It is helpful to see the patient more than once... continue reading  about  I'm concerned that my 75-year-old mother may be showing signs of early Alzheimer's. Can you tell me what I should look for and what steps we should take?