FROM THE PROS
RESTORE A RAZOR
Those disposable blades nick disposable income. Sharpen a blade's edge in seconds: gently glide it along the leg of your jeans for 10 -20 strokes. Then switch direction.
POLISH YOUR SILVER
Many things can dull light-gray hair. Shampoos with purple pigments revive colour, says Sheenon Olson, creative director of ATMA Beauty.
KEEP TEETH PRISTINE
Peroxide in whiteners can make teeth temporarily susceptible to stains. After using one, avoid foods with strong colouring, such as berries and coffee, says Dr Lieb.