Immunology

Birth weight linked to childhood allergies

The more a baby weighs at birth relative to its gestational age the greater the risk of childhood food allergies and eczema, according to South Australian researchers.

Health

US 'medical tourists' seek cheap health care abroad

When Veronica Merrill decided to undergo stomach surgery for weight loss, she found two options: pay $12,000 at home in the United States, or have it done in Mexico for $4,000.