Do the Seasons Affect How We Think?

MONDAY, Feb. 8, 2016 (HealthDay News) -- When do you think more clearly: winter or summer? What time of year is your short-term memory at its best?

Adult Survivors of Childhood Brain Tumors May Have Lingering Troubles: Study

MONDAY, Feb. 8, 2016 (HealthDay News) -- Adults who survived childhood brain tumors may have significant treatment-related thinking, attention and memory problems, a new study suggests.

Head Injuries Tied to Buildup of Alzheimer's Plaques, Small Study Finds

WEDNESDAY, Feb. 3, 2016 (HealthDay News) -- Suffering a traumatic brain injury may lead to a buildup of Alzheimer's-type plaques in the brain, including in regions not typically affected by such plaques, a small new study suggests.

Anxiety Meds Like Valium, Xanax Won't Raise Seniors' Dementia Risk: Study

WEDNESDAY, Feb. 3, 2016 (HealthDay News) -- Taking one of a class of anti-anxiety pills that includes Ativan, Valium or Xanax does not increase older adults' risk of dementia, a new study finds.

When Seniors Stop Driving, Poorer Health May Be a Passenger

WEDNESDAY, Feb. 3, 2016 (HealthDay News) -- Older adults who give up driving may see their mental and physical well-being decline, a new research review finds.

Seafood Might Protect Brain in People at Genetic Risk for Alzheimer's

TUESDAY, Feb. 2, 2016 (HealthDay News) -- Seafood lovers, a new study delivers good news on two fronts: Mercury found in fish doesn't lead to mental decline, and for certain people, a diet rich in fish might stave off Alzheimer's disease.

Study: Causes of Gulf War Illness Pinpointed

MONDAY, Feb. 1, 2016 (HealthDay News) -- Exposure to pesticides and other toxins appears to be the cause of Gulf War illness in U.S. veterans, a new analysis states.

Weight Loss Starting at Midlife Tied to Later Dementia Risk in Study

MONDAY, Feb. 1, 2016 (HealthDay News) -- Declining weight from middle-age years to late life may be a sign of impending dementia, a new Mayo Clinic study suggests.

Long-Term Pot Use May Make Word Recall Tougher in Middle Age

MONDAY, Feb. 1, 2016 (HealthDay News) -- People who smoke marijuana as young adults may have a slightly harder time remembering words by the time they reach middle age, a new study suggests.

Too Few Older Adults Tell Doctors About Memory Loss: Study

THURSDAY, Jan. 28, 2016 (HealthDay News) -- Do you worry that forgetting names, or where you put your keys, might be a sign of impending dementia? If you're like most older Americans, you don't bring this up with your doctor, a new study shows.