Is Tau the 'How' Behind Alzheimer's?

FRIDAY, Oct. 31, 2014 (HealthDay News) -- Malfunction of a key brain protein called tau is the likely culprit behind Alzheimer's disease and other forms of dementia, a new study in mice concludes.

'Informal Care' for Older Americans Tops $500B Annually, Study Finds

THURSDAY, Oct. 30, 2014 (HealthDay News) -- Each year, people across the United States spend an estimated 30 billion hours caring for older relatives and friends, which costs $522 billion, according to new research.

World Bank Pledges $100M More to Fight West Africa's Ebola Outbreak

THURSDAY, Oct. 30, 2014 (HealthDay News) -- The World Bank pledged Thursday an additional $100 million in the fight against the Ebola outbreak wreaking havoc in West Africa.

4 Steps Could Quell Ebola in West Africa, Researchers Say

THURSDAY, Oct. 30, 2014 (HealthDay News) -- A full-court press involving all public health tactics known to prevent Ebola transmission will be required to quell the current West African epidemic, a new study reports.

Frailty Tied to Lower Survival Rates After Kidney Transplant

THURSDAY, Oct. 30, 2014 (HealthDay News) -- Physical frailty may lead to worse five-year survival rates among kidney transplant patients, regardless of their age, a new study shows.

Hormone Therapy May Up Heart-Related Deaths in Some Prostate Cancer Patients

WEDNESDAY, Oct. 29, 2014 (HealthDay News) -- Giving hormone therapy to men with prostate cancer who also have certain heart problems may increase their odds of dying from a heart-related cause, a new study suggests.

Ebola Outbreak in Liberia May Be Slowing: WHO

WEDNESDAY, Oct. 29, 2014 (HealthDay News) -- The Ebola outbreak in Liberia -- one of three West African nations ravaged by the disease -- may be slowing, World Health Organization officials said Wednesday.

Is Milk Your Friend or Foe?

WEDNESDAY, Oct. 29, 2014 (HealthDay News) -- Drinking lots of milk could be bad for your health, a new study reports.

Second Dallas Nurse With Ebola to Be Released From Hospital

TUESDAY, Oct. 28, 2014 (HealthDay News) -- The second Dallas nurse who became infected with Ebola while caring for a Liberian man -- the first diagnosed case of the disease in the United States -- has recovered and will be released Tuesday from the hospital.

Health Tip: Seniors Shouldn't See Exercise as a Chore

(HealthDay News) -- Exercise is healthy at any age, particularly to seniors. Making exercise fun can help you stick with your program.