Alzheimer's disease & dementia

Moving more in old age may protect brain from dementia

Older adults who move more than average, either in the form of daily exercise or just routine physical activity such as housework, may maintain more of their memory and thinking skills than people who are less active than ...

Oncology & Cancer

Study prompts new ideas on cancers' origins

Rapidly dividing, yet aberrant stem cells are a major source of cancer. But a new study suggests that mature cells also play a key role in initiating cancer—a finding that could upend the way scientists think about the ...

Medical research

Hypoxia reverses mitochondrial disease in mouse model

The next stage of a Massachusetts General Hospital (MGH) team's investigation into the therapeutic potential of the hypoxia response - the body's reaction to reduced levels of oxygen in the blood - to treat mitochondrial ...

Health

France to investigate food additive that harmed rats

France ordered an inquiry on Friday after scientists reported that a food additive widely used in Europe to whiten toothpaste and chewing gum could cause precancerous lesions in rats.

Immunology

Omega-3 fatty acid stops known trigger of lupus

A team of Michigan State University researchers has found that consuming an omega-3 fatty acid called DHA, or docosahexaenoic acid, can stop a known trigger of lupus and potentially other autoimmune disorders.

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