Santa Fe Seniors: Altitude Lies About Sunscreen?

Photograph of Franklin Everett ShawBy Franklin Everett Shaw
January 1, 2026

The New Mexico sun feels different. It’s not just the dry air; it’s the intensity, the way it seems to bore right through you. Many newcomers, especially seniors relocating to Santa Fe for its beauty and tranquility, underestimate this potent solar radiation. They quickly learn that the “mild” temperatures belie a significant risk of sunburn, making proper sun protection an absolute necessity.

Santa Fe’s high altitude is the primary culprit. At approximately 7,200 feet above sea level, the atmosphere is thinner, filtering out less of the sun’s harmful ultraviolet (UV) rays. This means seniors in Santa Fe are exposed to a significantly higher dose of UV radiation compared to those living at lower elevations, even on cloudy days.

The deceptively cooler temperatures, particularly during the spring and fall, exacerbate the problem. People often associate sunburn with hot weather, leading them to forgo sunscreen when it’s “only” 70 degrees. However, UV radiation is present year-round, and the cooler air can mask the burning sensation until it’s too late.

Choosing the right SPF is crucial, but it’s not as simple as grabbing the highest number on the shelf. SPF, or Sun Protection Factor, measures the amount of time it takes for UVB rays to redden the skin with sunscreen compared to without sunscreen. However, SPF primarily addresses UVB rays, which are the main cause of sunburn. UVA rays, which contribute to skin aging and skin cancer, are equally important.

For Santa Fe seniors, a broad-spectrum sunscreen with an SPF of 30 or higher is recommended. Broad-spectrum means the sunscreen protects against both UVA and UVB rays. SPF 30 blocks approximately 97% of UVB rays, while SPF 50 blocks about 98%. The difference is marginal, and higher SPFs don’t necessarily offer significantly better protection.

However, the application of sunscreen is just as important as the SPF number. Most people don’t apply enough sunscreen, rendering the SPF ineffective. A general guideline is to use about one ounce (a shot glass full) to cover the entire body. This should be applied 15-30 minutes before sun exposure to allow the sunscreen to bind to the skin.

Reapplication is also critical, especially in Santa Fe’s dry climate. Sunscreen can wear off due to sweating, swimming, or simply rubbing against clothing. Reapply sunscreen every two hours, or immediately after swimming or sweating. Don’t forget often-overlooked areas like the ears, neck, and tops of the feet.

Mature skin presents unique challenges. As we age, our skin becomes thinner and more susceptible to sun damage. It also produces less natural oil, making it drier and more prone to irritation. Therefore, seniors should opt for sunscreens that are specifically formulated for sensitive skin.

Look for sunscreens that are:

  • Hypoallergenic: Less likely to cause allergic reactions.
  • Fragrance-free: Fragrances can irritate sensitive skin.
  • Non-comedogenic: Won’t clog pores.
  • Moisturizing: Contains ingredients like hyaluronic acid or ceramides to hydrate the skin.

Physical sunscreens, also known as mineral sunscreens, are often a good choice for seniors with sensitive skin. These sunscreens contain zinc oxide or titanium dioxide, which create a physical barrier on the skin that reflects UV rays. They are generally less irritating than chemical sunscreens, which absorb UV rays.

However, physical sunscreens can sometimes leave a white cast on the skin, especially on darker skin tones. Newer formulations use micronized or nano-sized particles of zinc oxide and titanium dioxide to minimize this effect.

Several sunscreens available at local Santa Fe pharmacies are particularly well-suited for seniors:

  • EltaMD UV Clear Broad-Spectrum SPF 46: A popular choice among dermatologists, this sunscreen is oil-free, non-comedogenic, and contains niacinamide to help calm and protect sensitive skin. You can find it at pharmacies like Walgreens and CVS in Santa Fe.

  • CeraVe Hydrating Sunscreen Broad Spectrum SPF 30: This sunscreen contains ceramides to help restore the skin’s natural barrier and hyaluronic acid to hydrate the skin. It’s widely available at Target and Walmart in Santa Fe.

  • Neutrogena Sensitive Skin Face Mineral Sunscreen SPF 60+: A mineral sunscreen that’s gentle on sensitive skin and provides broad-spectrum protection. It’s readily available at most drugstores in Santa Fe, including Smith’s.

Altitude can also affect skin sensitivity. The dry air at high altitude can dehydrate the skin, making it more susceptible to irritation from sunscreen ingredients. Some seniors may experience increased sensitivity to chemical sunscreens at higher altitudes.

If you experience any redness, itching, or burning after applying sunscreen, try switching to a physical sunscreen or a sunscreen with fewer ingredients. It’s also important to stay well-hydrated, as dehydration can exacerbate skin sensitivity.

Another common mistake is relying solely on sunscreen for sun protection. Sunscreen should be used in conjunction with other sun-protective measures, such as:

  • Wearing protective clothing: Long sleeves, pants, and wide-brimmed hats can provide excellent sun protection.
  • Seeking shade: Especially during the peak sun hours of 10 a.m. to 4 p.m.
  • Wearing sunglasses: To protect your eyes from UV radiation.

Remember, sun damage is cumulative. Even small amounts of sun exposure over time can increase your risk of skin cancer and premature aging. Protecting your skin from the sun is an investment in your long-term health and well-being, especially for Santa Fe seniors enjoying their golden years under the intense New Mexico sun. Don’t let the cool air fool you; be vigilant about sun protection every day.

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