Butyl inner tubes, TPU inner tubes and tubeless sealant are the most popular ways of doing so, but which is best? What is the best way to inflate road bike tyres? Sam Gupta has tested all three ...

Dental sealant is a thin, plastic coating painted on the chewing surfaces of teeth -- usually the back teeth-- to prevent tooth decay. Although thorough brushing and flossing can remove food ...

Treatment guidelines in polycythemia vera currently recommend maintaining hematocrit below 45%, with a higher threshold for men vs women. Treatment guidelines in PV currently recommend maintaining ...