Always wash your hands before handing foods or preparing a meal,and after using the toilet.
Have a good all-over wash every three or four days and shampoo you hair at the same time. Make your own bath at camp if there is no lake or river nearby:dig a shallow hole and line it with a piece of polythene.
Hardworking feet must be looked after carefully. Wash them though every day and dry well,especially between the toes. Use foot powder generously. Trim your toe nails regularly.