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  1. Health & Medicine

    New role for cholesterol-lowering drugs

    Drugs that lower cholesterol benefit patients who have just had a heart attack or chest pains, regardless of the patient's initial cholesterol levels.

    By Damaris Christensen
  2. Health & Medicine

    Does vitamin A aid learning?

    A lack of Vitamin A may cause learning and memory problems, albeit potentially reversible ones.

    By John Travis
  3. Health & Medicine

    Old antibiotic takes on Alzheimer’s

    An antibiotic that binds copper and zinc may prevent brain deposits that cause Alzheimer's disease.

    By John Travis
  4. Health & Medicine

    Pesticide tied to Parkinson’s disease

    Rodents exposed to massive amounts of the pesticide rotenone develop a condition similar to Parkinson's disease.