Suite101 is proud to welcome a visionary globetrotter to our Outdoor & Recreation section as one of Guest Writers. Nate Cavalieri has authored a range of books for Lonely Planet including recent guides to Chicago, California and Puerto Rico. He is the co-author of Volunteer: A Travelers Guide To Making A Difference Around The World. Nate offers tips for travellers thinking about this field in two articles on Suite101, and also shares his views on travel writing in a wide-ranging, three-part interview with Suite101 writers Jennifer Miner, Alan Sorum, and Karen Lotter.

In 1658, barber-surgeon Jean Madry was granted a royal commission to practice in New France. Between then and 1825, little progress was made in surgical procedures.

Feel like you're a walking advertisement for antacids? You may be one of several million who has gastritis. Learn what you can do to ease the pain and stop the damage.

Recently released reports detail common side effects experienced by recipients of the vaccines recently approved by the FDA for the prevention of the swine flu.

Henry Hudson was one of the most prominent sailors and navigators of the 17th Century.