Altitude Tips

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The mountains of Colorado are among the most beautiful parts of America, and we hope you will enjoy every minute of your visit. But some of the very features which make the high country so attractive may cause problems unless you recognize and know how to prevent them. Here's why:

As you go higher, barometric pressure decreases, the air is thinner and less oxygen is available. It's also colder and drier, and the ultraviolet rays from the sun are stronger. Each of these changes may have unpleasant effects on your body...

Altitude
Many popular resorts are 8,000 to 9,500 feet above sea level, and the mountain summits rise a mile higher. You will probably notice that your breathing is faster or deeper and you may feel short of breath, especially when you exercise. This is the body's first and most effective response to altitude. Your heart is likely to beat faster also; this, too, is a helpful normal reaction.

However, you may also develop a headache, a touch of nausea, or unusual tiredness; some people even have trouble sleeping. Depending on the altitude, 20-30% of all visitors from near sea level have one or several of these symptoms which we call acute mountain sickness or A.M.S. Children are slightly more susceptible; the older you are, the less likely you are to be affected.

These symptoms usually go away in a day or two. If they grow worse, or if you are uncertain, be sure to consult a doctor. If you develop a worsening cough, increasing shortness of breath or feel like you have fluid in your lungs, SEE A DOCTOR AT ONCE! Altitude illness, though usually minor, can become serious quite rapidly, so don't take is lightly or try to tough it out.

Before you leave home, you can do a few things to decrease the effects of altitude. Our studies show that spending two nights at a modest altitude like 5,000 feet decreases symptoms when you go higher. Eat more foods which are high in carbohydrates, drink more water and eat less salt.

Diamox is a prescription drug which prevents the unpleasant symptoms for many people. Ak your doctor about its use.

Once you arrive, take it easy for the first day or two. Reduce alcohol, caffeine, and salty foods. Drink more water than usual. Salt causes your body to retain fluid, which increases the severity of altitude illness.

Above all - listen to your body! Don't push. If you feel worse and worse, get help! Minor altitude symptoms occasionally become life threatening.

Temperature and Sun
  • Sunburn - The sun has more power in the thin air, and a bad sunburn can spoil your day. No matter how tan you may be, use protective cream.


  • "Cold sores" are aggravated at altitude, but might be prevented by a medication (Acyclovir) which your doctor can prescribe.


  • Snow blindness - which is sunburn of the eyes - is a real danger, especially on new snow, and even on foggy or cloudy days. Wear sunglasses or goggles with ultraviolet protection.

  • Hypothermia - Temperature falls about three degrees Fahrenheit for every 1,000 feet of altitude, and it can get cold very fast. Take extra clothes. Hypothermia (low body temperature) can occur even in the summer if you are wet or wind-chilled, hungry, tired, or poorly dressed. The warning signs are clumsiness and trouble thinking or talking clearly, irritability and confusion.
Watch for these problems in each other. If in doubt, stop, warm up, eat and drink - and if necessary send for help. Most people dress appropriately in winter, but be sure your boots and gloves are not wet or too tight. If you lose sensation in your face, fingers or toes, stop, look for frostbite (numb, cold, white areas), and take time to warm up.

Water
The crisp mountain air is exhilarating, but it's also very dry. You lose much more water than you realize in exhaled air and from sweating. It's very important to maintain the body water, so drink two or three times more than usual.

Fill your canteen in the hotel. Don't drink from streams. Juices and water are better than tea or coffee or alcohol. Remember that at altitude, one alcoholic drink does the work of two.

Injuries
Accidents can happen at any time to anyone, but they are more common when you are cold, tired, or hungry. Remember that lack of oxygen can blunt your judgment, leading you to do foolish things. Whether biking, skiing, playing golf or tennis, give your body plenty of food and water to function efficiently. Don't keep going when you are very tied; quit while you're ahead.

Illness
Of course you are as likely to get a cold or flu or stomach trouble in the mountains as you are at home. Altitude illness feels very much like the flu, or a hangover, and it can be a lot more serious. If you have any doubt, get medical help. Don't let ignorance or carelessness spoil your stay.

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