Why go
An exposed day at the Acropolis, a swim off Crete or a hike in the Pindus calls for different preparation. Carry water and sun protection for outdoor sites; assess sea conditions before swimming; and let someone know your route when walking away from settlements. A pharmacy can be a useful first stop for a minor problem.
The full story
Heat and sun are practical health concerns during outdoor travel in Greece. A hat, sunglasses and enough water make a difference at open archaeological sites and on long walks. Sea swimming needs its own judgment: stay within your ability, pay attention to local conditions and do not assume a sheltered-looking beach is safe every day. Even a familiar-looking beach calls for attention to currents, weather and your own limits. In the mountains and less settled countryside, a walk can take you out of sight of roads and houses. Take a route that fits your experience, share your plan and turn back if conditions change. Pharmacies can help with common minor ailments, and a medicine's generic name may be more useful than a brand name from home. Medical access, insurance coverage, prescription rules and pharmacy hours can change or depend on your circumstances. Check current official guidance before travel and seek qualified care for anything serious. This preparation matters especially when a trip moves between a major city, a small island and an inland walking area.