WebMD - Altitude Sickness
- Explains causes, symptoms, treatment and prevention.
- http://www.webmd.com/a-to-z-guides/Altitude-Sickness-Topic-Overview

eMedicine Health - Mountain Sickness
- Consumer health resource center providing information on the causes, symptoms, and treatment.
- http://www.emedicinehealth.com/mountain_sickness/article_em.htm

Birmingham Medical Research Expeditionary Society
- Site of a group of medical scientists studying the effects of altitude and the causes and management of acute mountain sickness.
- http://www.bmres.org/

High Altitude Pulmonary Edema (and me)
- Personal account of an experience with HAPE.
- http://www.weasel.com/hape.html

Family Practice Notebook: High Altitude Sickness
- Outline of symptoms, prevention, and diagnosis for all altitude related illnesses.
- http://www.fpnotebook.com/ER14.htm

High Altitude Pulmonary Edema (HAPE)
- Article on a personal experience with HAPE.
- http://comspark.com/esarc/reference/pulmedema.htm

Non-Physician Altitude Tutorial
- Tutorial from the International Society for Mountain Medicine covering acclimatization, AMS, HACE, and HAPE. Includes treatment and prevention information.
- http://www.ismmed.org/np_altitude_tutorial.htm

Pardoes Altitude & Acclimatization Page
- Information on proper acclimatization and hydration to reduce the incidence of altitude illness. Discussion of altitude's effect on diet, menstruation, and medications. Bibliography and links.
- http://www.pardoes.com/climbing/acclima.htm

CDC Travelers' Health Information on Altitude Illness
- CDC's advisory for people planning travel to destinations at altitude.
- http://www.cdc.gov/travel/diseases/altitude.htm

Urinary Leukotriene E4 Levels in HAPE
- Abstract of a study of the association between urinary excretion of leukotriene-E4 (LTE4) and high altitude pulmonary edema (HAPE) in order to determine whether HAPE involves inflammatory mechanisms.
- http://infoventures.com/osh/abs/aero0004.html

American Academy of Family Physicians
- Overview article with an informational handout for patients.
- http://www.aafp.org/afp/980415ap/harris.html

Outdoor Places
- Basic description of common illnesses encountered at various altitudes with prevention tips.
- http://www.outdoorplaces.com/Features/Mountain/altitude/page1.htm

HypoMed Global Services
- Information on Hypoytherapy/Hypoxytraining. About the annual international "Hypoxia in Medicine" conference.
- http://www.hypomed.ch/

High Altitude Medicine and Biology
- About the magazine published by Mary Ann Liebert, Inc.
- http://www.liebertpub.com/HAM/

Pulmonary Syndromes
- Article from Emergency Medicine covering HAPE.
- http://www.emedicine.com/EMERG/topic795.htm

Cerebral Syndromes
- Article from Emergency Medicine covering cerebral syndromes in altitude sickness from AMS to HACE.
- http://www.emedicine.com/emerg/topic22.htm

Mechanism for Life-Threatening High-Altitude Sickness Uncovered
- Article from the American Heart Association on a study of the mechanism that causes HAPE.
- http://www.newswise.com/articles/2001/4/ALTITUDE.HRT.html

International Society for Mountain Medicine
- Altitude tutorial. Newsletter archive. About the World Congress on Mountain Medicine and High Altitude Physiology.
- http://www.ismmed.org

High-Altitude Medical Guide
- Information on the prevention, recognition, and treatment of altitude illness, as well as other health issues affecting travelers to destinations at altitude.
- http://www.high-altitude-medicine.com/

Medex and Medical Expeditions
- Information about and from this research charity dedicated to investigating the mechanisms of altitude related illness. Newsletter archive and planned expedition information.
- http://www.medex.org.uk/

Hypoxia
- Information about the International Hypoxia Symposium including abstracts.
- http://www.hypoxia.net/

High-Altitude Pulmonary Edema: Current Concepts
- Abstract of a 1996 article summarizing the current state of HAPE research and treatment.
- http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?CMD=Display&DB=PubMed

Supplemental Oxygen for the General Aviation Pilot
- Article on determining the need for supplemental oxygen at density altitude.
- http://www.dr-amy.com/rich/oxygen/

Merck Manual of Diagnosis and Therapy
- Chapter from the Merck Manual on altitude sickness covering causes, treatment, and prevention.
- http://www.merck.com/pubs/mmanual/section20/chapter281/281a.htm

Altitude Illness
- Summary of prevention and treatment methods.
- http://ciwec-clinic.com/altitude/

Healthy Me
- Basic information, including a bibliography.
- http://www.ahealthyme.com/topic/topic13676

Apex Altitude
- A charity that exists to perform high altitude medical research and educate the public about the topic
- http://www.apex-altitude.com/

Outdoor Action Guide to High Altitude
- Description of altitude related illnesses, their symptoms and their treatment.
- http://www.princeton.edu/~oa/safety/altitude.html

Warning: Altitude Sickness Shouldn't Be Taken Lightly
- Article from Health World about the effects of altitude on exercise.
- http://www.healthy.net/asp/templates/news.asp?Id=2473