First, the medic must in advance, ie in preparation for a hike, to find out from their comrades about their health status and to prepare for possible situations.
Second, if a person has any serious chronic illness, he must sure to inform medic of a hiking group and consult with his doctor, to find out if he can at the moment to go to the hike, and if so, how to this he need to prepare: what additionally medic of a group need to know and as necessary medicine is better to take with you.
It is important that a participants of a hike notify what worries them, and not suffered to the last! Medic and himself should take an active interest and notice who is not feeling well, so as soon as possible to provide the necessary assistance. To do this, he must establish a trusting relationship with each member of the group that no one is shy about talking to him about their health problems, even if they are quite personal, that is, medic should be also a good psychologist. Participants are not allowed to hide their illness for fear go off the route and harass comrades. In a hike go to come back and come back healthy.