While some trends come and go, these tips remain supreme.

Declump Your Mascara

In an ideal world,mascaragoes on without clumping.

Unfortunately, thats not the world we live in.

Our Best Beauty & Fashion Advice (25th Birthday)

Photo:Ted Cavanaugh, Prop Stylist: Marina Bevilacqua

This way, the liquid gets distributed throughout the package, permeating the wipes from bottom to top.

Press the item inside out, and use the appropriate heat setting for the material.

Pamper Often-Shampooed Hair

If you haveoily hair, try conditioning before shampooing.

It adds moisture without weighing down even fine hair, says Los Angelesbased hairstylist Andrew Fitzsimons.

The cushioning can keepeyeshadows, blushes, and other powders from shattering during transit.

Enlist Your Thumb When Buying Sneaks

If the shoe fits, wear it!

But how can you tell which sneakers are the perfect length?

), throw them all into a lingerie bag and toss them into the washing machine.

Use a delicate detergent, select a gentle cycle, and hang themstill in the bagto air dry.

Nix Staticky Hair Using Foil

The struggle with static electricity is real in winter.

The foil acts as a neutralizer and transfers electrons away from your hair, leaving strands smooth.

Science sure is wacky!

Enter: a teardrop-shaped makeup blender!

Press the tip of each nail into the paint, adding more white polish as needed.

Let it dry, seal with a clear top coat, and admire your handiwork.

Then they can help you prioritize.

Its a health issue; its not just because you dont want wrinkles.

So the one thing Id want on a desert island would be sunscreen," saysJennifer Garner.

Don’t Brush Your Teeth Right After You Eat

Eating makes your mouth pretty acidic.

Apply a dot of a yellow color corrector to counteract purple tones, or peach to counteract blue ones.

After that, youll just need a bit of concealer, Greenberg says.

Opt for a liquid formula thats slightly lighter than your skin tone.

Rinse with warm water and pat dry with a microfiber cloth.

I still follow that rule today, says Muzam Agha, Real Simple’s former photo director.

So it was fun, when I was done, to cut bangs and add color.

Im ready to do something else soon, but I wont get bangs again.

You cut them and then youre like, Aaand Im growing my bangs out, says Mandy Moore.

Just be warned: There is such a thing as being too clean.

Aim for a minimum of three showersand maximum of sevenper week.

How do you know its time to wash?

Do a sniff test.

The ideal temp is between warm and hot.

Plus, hot, hot water canbreak down the skin barrierfaster than very warm water, Gohara notes.

Tap off the excess and apply once a night, says Dr. Zeichner.

Then tweeze the hairs outside the arch, says brow specialist Ramy Gafni.

Pluck only a few at a time.

Every so often, step away from the mirror to gauge your progress.

“I pluck a few, then step back,” says Gafni.

“It’s hard to keep perspective on the overall effect when you’re inches from your reflection.”