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Be careful, because Mexico takes its national symbolism seriously. There are several chapters in its laws about how to correctly play the national anthem, or himno nacional mexicano. If you do it wrong, you could get a fine. So hey, before you leave for your trip, you might want to take a listen to make sure you get it right.

This is one of those facts about Mexico Americans can't stop getting wrong. Sorry to disappoint you, but Cinco de Mayo is actually more of an American holiday. While many believe it celebrates Mexican independence, the date actually marks a small battle victory against the French. Actual Mexican Independence Day is September 16, That's when you'll find tons of parades, festivals, and celebrations around the country

Catholicism is huge in Mexico, with over 81% of adults in the country identifying as Catholic. The religion was brought over by the Spanish in the 16th century, and today Mexico has one of the strongest ties to Catholicism in the world. One of the country's most important icons is the Virgin of Guadalupe, viewed as the "mother" of all Mexicans

In addition to Mexico's fervor for football (a.k.a. soccer), the country is home to the sport of charreada. Charreada is a rodeo-style event, in which costumed cowboys show off their lassoing and make their mounts dance to music. There is a strict set of rules and scoring, paired with a lively vibe that makes a trip to a charreria a must-do for any trip to Mexico

You're probably familiar with the green, white, and red striped flag of Mexico, and the iconic eagle at its center. According to Aztec legend, the gods advised the Aztecs that the place where they should build their city would be marked by an eagle on a prickly pear tree, eating a serpent. They spotted this eagle at the spot that now contains Mexico City's main plaza

If thinking about those volcanoes is stressing you out, you need a good, strong drink. Fortunately, Mexico has got you covered as the inventors of tequila. The drink, made from distilled agave, comes from Tequila, Jalisco and was first commercially distilled in 1758.

The moment you start to notice thinning hair, along with brittleness, head to your doctor for a blood test to check out your thyroid levels. Hormones produced by the thyroid are essential for the development and maintenance of hair follicles. So if your locks are looking less luscious, that could be the result of any number of endocrine disorders, such as hypothyroidism, hyperthyroidism, or parathyroid disorder, according to a 2013 study in the International Journal of Trichology.

Ferritin is a blood cell protein that contains iron, according to the Mayo Clinic. And optimal levels are needed to maximize your hair's "anagen," or "growing," phase, the experts at Philip Kinglsey note. When your body doesn't have enough of the stuff, you can become iron deficient anemic, which causes tiredness, weakness, and hair loss. So, if you're seeing more hair on your brush than usual, slate more iron-rich foods—like spinach and grass-fed beef—into your diet. And to separate fact from fiction when it comes to losing your hair, check out The 10 Biggest Myths About Hair Loss You Need to Stop Believing.

"Hormonal imbalances can definitely be a contributing factor to a patient's hair health," says Robin Levin, MD, a board-certified dermatologist based in New Jersey.

For example, a change in birth control may trigger a new level of hormones your body isn't quite used to—which can lead to changes in your hair texture as well. "We can tell when someone is on a new type of birth control because it can make their hair finer, drier, and less shiny," celebrity colorist Rita Hazan, owner of the Rita Hazan Salon in Manhattan, told Oprah.com.

Though it mostly occurs in infants, seborrheic dermatitis—crusty, oily patches of yellow-white scales on the scalp—can afflict adults, too. "Like dandruff, seborrheic dermatitis is caused by a microbe that lives on our scalp," note the experts at Head and Shoulders. "It's called Malassezia globosa. About half the population is sensitive to a substance the microbe makes called oleic acid. Typically, this leads to dandruff—but among people who are very sensitive to oleic acid, it can trigger seborrheic dermatitis." The National Eczema Association also cites stress, hormonal changes, and harsh detergents as common triggers for sebhorreic dermatitis.

Dandruff occurs when the microflora of your scalp becomes imbalanced, which can happen from eating certain foods. If you're noticing more dandruff lately, "reduce bad fats in your diet, particularly chocolate and dairy," certified trichologist Kevin Mancuso told Everyday Health. These foods can cause more oil production, exacerbating dandruff.

Though you may enjoy reading a book or watching TV in bed, MacDowell warns that these activities will keep your brain active up until the point when you're attempting to settle into a restful sleep.

"Reading, watching TV, studying, or working in bed can stymie your efforts to sleep," she says. "The brain and body are sensitive to habit and routine. Use your bed for anything other than sleep and s*x and you may condition yourself to associate sleep with waking activities."