People suffering from arterial hypotonia, not tolerate variations in atmospheric pressure, heat and intense physical exertion. In such situations, there is a sharp drop in pressure and this can lead to unconscious States.
The signs are faint noise in the head, blackouts and flickering before the eyes of flies, cold sweat, dizziness, nausea, severe weakness.
How to behave in this situation:
-It is better to sit down rather than try to maintain an upright position, it also eliminates the possibility of serious injury if dropped;
-need to find a cool and well-ventilated place or sit down, tilting the head to the knees;
-slowly SIP a cold drink little SIPs, strong coffee or sweet tea.