A test that uses a simple cotton-bud cheek swab has been developed to monitor children with a potentially deadly heart condition. Medics said the test would allow clinicians to pick up small ...

Just make sure to not use the wipe on the mesh speaker part and to dry the buds completely with a clean ... we recommend you use a dry cotton swab and a soft-bristled brush to gently wipe away ...

Take your cotton bud and rub the inside of your cheek. Told you you'd need a mouth. Transfer the cheek cells to the slide by rubbing the swab all over it. Drop the cover slip on the slide and ...