diff --git a/data/new_maps/100x100_map.tmx b/data/new_maps/100x100_map.tmx
index b19ccaa..9ed3a6f 100644
--- a/data/new_maps/100x100_map.tmx
+++ b/data/new_maps/100x100_map.tmx
@@ -1,5 +1,5 @@
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+<map version="1.10" tiledversion="1.11.0" orientation="orthogonal" renderorder="right-down" width="100" height="100" tilewidth="16" tileheight="16" infinite="0" nextlayerid="20" nextobjectid="286">
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  <tileset firstgid="217" source="../tilesets/Ships tiles.tsx"/>
  <tileset firstgid="2107" source="../tilesets/Water+.tsx"/>
@@ -948,6 +948,110 @@
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+</data>
+ </layer>
  <layer id="18" name="Shop" width="100" height="100">
   <data encoding="csv">
 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
diff --git a/src/obstacle_manager.py b/src/obstacle_manager.py
new file mode 100644
index 0000000..4eaadc4
--- /dev/null
+++ b/src/obstacle_manager.py
@@ -0,0 +1,75 @@
+import pygame
+
+
+class ObstacleManager:
+    def __init__(self, player, obstacles):
+        self.player = player
+        self.obstacles = obstacles
+        self.obstacle_damage = 15
+        self.font = pygame.font.Font(None, 36)
+        self.screen: pygame.Surface = pygame.Surface((600, 100), pygame.SRCALPHA)
+
+        self.collide = None
+        self.damage_applied = False
+        self.message_end_time = 0
+
+        self.is_flashing = False
+        self.flashing_duration = 2000
+        self.flashing_start_time = 0
+        self.flash_color = "white"
+        self.flash_toggle_interval = 200
+        self.last_flash_toggle_time = 0
+        self.current_flash_color = "red"
+        self.flash_triggered = False
+
+    def update(self, start_pos):
+        self.collide = pygame.sprite.spritecollideany(self.player, self.obstacles)
+
+        if self.collide and not self.damage_applied:
+            self.player.player_hp -= self.obstacle_damage
+            self.damage_applied = True
+            self.message_end_time = pygame.time.get_ticks() + 2000  # Show message for 2s
+
+        if not self.collide and self.damage_applied:
+            self.damage_applied = False
+
+        if self.player.player_hp <= 0:
+            self.damage_applied = False
+            self.player.player_hp = 0
+
+            if hasattr(self.player, "rect"):
+                self.player.rect.topleft = start_pos
+
+        if self.player.rect.topleft == start_pos:
+            self.player.player_hp = 100
+
+    def render(self, screen: pygame.Surface):
+        self.screen.fill((0, 0, 0, 0))  # Clear UI
+
+        if self.collide and pygame.time.get_ticks() < self.message_end_time:
+            message = self.font.render(f"The player has received -{self.obstacle_damage} damage!", True, "red2")
+            self.screen.blit(message, (50, self.screen.get_height() - 100))
+
+        if self.collide:
+            if not self.flash_triggered:
+                self.is_flashing = True
+                self.flash_triggered = True
+                self.flashing_start_time = pygame.time.get_ticks()
+                self.last_flash_toggle_time = self.flash_toggle_interval
+        else:
+            self.flash_triggered = False
+
+        current_time = pygame.time.get_ticks()
+        if self.is_flashing:
+            if current_time - self.last_flash_toggle_time >= self.flash_toggle_interval:
+                self.last_flash_toggle_time = current_time
+                self.current_flash_color = "white" if self.current_flash_color == "red" else "red"
+            self.player.player_square.fill(self.current_flash_color)
+
+            if current_time - self.flashing_start_time > self.flashing_duration:
+                self.is_flashing = False
+                self.current_flash_color = "red"
+        else:
+            self.player.player_square.fill("red")
+
+        screen.blit(self.screen, (155, 155))
diff --git a/src/sprites/entities/player.py b/src/sprites/entities/player.py
index 0052be0..191dbcf 100644
--- a/src/sprites/entities/player.py
+++ b/src/sprites/entities/player.py
@@ -26,9 +26,11 @@ def __init__(
         """
 
         # Initialize the player sprite
-        player_square = frames[0] if isinstance(frames, (list, tuple)) and frames else Surface((TILE_SIZE, TILE_SIZE))
-        player_square.fill("red")
-        super().__init__(pos=pos, surf=player_square, groups=groups)
+        self.player_square = (
+            frames[0] if isinstance(frames, (list, tuple)) and frames else Surface((TILE_SIZE, TILE_SIZE))
+        )
+        self.player_square.fill("red")
+        super().__init__(pos=pos, surf=self.player_square, groups=groups)
 
         # Animation frames
         self.frames = frames
@@ -44,6 +46,9 @@ def __init__(
         # Input handling
         self.mouse_have_been_pressed: bool = False
 
+        # Hp points
+        self.player_hp = 100
+
     # def get_neighbor_tiles(self, grid, blocked_tiles=None):
     #     """Calculate and return all valid adjacent (neighbor) tiles for the player."""
     #     if blocked_tiles is None:
@@ -88,8 +93,7 @@ def input(self, grid, camera_offset: pygame.math.Vector2 | None = None, camera_s
             self.path = path[1:]
 
     def update(
-            self, dt: float, grid=None, camera_offset: pygame.math.Vector2 | None = None,
-            camera_scale: float | None = None
+        self, dt: float, grid=None, camera_offset: pygame.math.Vector2 | None = None, camera_scale: float | None = None
     ) -> None:
         """Update the player's position and state."""
         if grid:
diff --git a/src/sprites/tiles/grid_manager.py b/src/sprites/tiles/grid_manager.py
index a27cac8..9ff4809 100644
--- a/src/sprites/tiles/grid_manager.py
+++ b/src/sprites/tiles/grid_manager.py
@@ -9,7 +9,7 @@
 
 class GridManager:
     def __init__(
-            self, tmx_map: pytmx.TiledMap = None, tile_size: int = TILE_SIZE, grid_matrix: np.ndarray | None = None
+        self, tmx_map: pytmx.TiledMap = None, tile_size: int = TILE_SIZE, grid_matrix: np.ndarray | None = None
     ):
         if grid_matrix is not None:
             self.grid_matrix = grid_matrix
@@ -60,10 +60,10 @@ def find_path(self, start: tuple[int, int], end: tuple[int, int]) -> list[list[i
         return self.path_finder.find_path(start, end)
 
     def get_tile_coordinates(
-            self,
-            mouse_pos: tuple[int, int],
-            camera_offset: pygame.math.Vector2 | None = None,
-            camera_scale: float | None = None,
+        self,
+        mouse_pos: tuple[int, int],
+        camera_offset: pygame.math.Vector2 | None = None,
+        camera_scale: float | None = None,
     ) -> tuple[int, int]:
         """
         Get the tile indices (x, y) based on mouse position.
@@ -84,7 +84,7 @@ def get_tile_coordinates(
 
     @staticmethod
     def _convert_mouse_to_world(
-            mouse_pos: tuple[int, int], camera_offset: pygame.math.Vector2, camera_scale: float
+        mouse_pos: tuple[int, int], camera_offset: pygame.math.Vector2, camera_scale: float
     ) -> tuple[float, float]:
         # Adjust the mouse position to world coordinates by reversing the camera's position and scale
         world_x = (mouse_pos[0] - camera_offset.x) / camera_scale
@@ -104,12 +104,12 @@ def _clamp_grid_coordinates(self, grid_x: int, grid_y: int) -> tuple[int, int]:
         return grid_x, grid_y
 
     def draw(
-            self,
-            player_pos: tuple[int, int],
-            mouse_pos: tuple[int, int],
-            camera_offset: pygame.math.Vector2 | None = None,
-            camera_scale: float | None = None,
-            visible_radius: int | None = None,
+        self,
+        player_pos: tuple[int, int],
+        mouse_pos: tuple[int, int],
+        camera_offset: pygame.math.Vector2 | None = None,
+        camera_scale: float | None = None,
+        visible_radius: int | None = None,
     ) -> None:
         """
         Draw the grid on the screen.
@@ -144,7 +144,7 @@ def draw(
         self._draw_mouse_indicator(mouse_grid_x, mouse_grid_y, camera_offset, camera_scale)
 
     def _calculate_visible_area(
-            self, player_grid_x: int, player_grid_y: int, visible_radius: int
+        self, player_grid_x: int, player_grid_y: int, visible_radius: int
     ) -> tuple[int, int, int, int]:
         visible_start_x = max(0, player_grid_x - visible_radius)
         visible_start_y = max(0, player_grid_y - visible_radius)
@@ -153,13 +153,13 @@ def _calculate_visible_area(
         return visible_start_x, visible_start_y, visible_end_x, visible_end_y
 
     def _draw_grid_lines(
-            self,
-            visible_start_x: int,
-            visible_start_y: int,
-            visible_end_x: int,
-            visible_end_y: int,
-            camera_offset: pygame.math.Vector2,
-            camera_scale: float,
+        self,
+        visible_start_x: int,
+        visible_start_y: int,
+        visible_end_x: int,
+        visible_end_y: int,
+        camera_offset: pygame.math.Vector2,
+        camera_scale: float,
     ) -> None:
         for y in range(visible_start_y, visible_end_y):
             for x in range(visible_start_x, visible_end_x):
@@ -176,7 +176,7 @@ def _draw_grid_lines(
                 self.display_surface.blit(text_surface, text_rect)
 
     def _convert_to_screen_coordinates(
-            self, x: int, y: int, camera_offset: pygame.math.Vector2, camera_scale: float
+        self, x: int, y: int, camera_offset: pygame.math.Vector2, camera_scale: float
     ) -> tuple[float, float]:
         world_x = x * self.tile_size
         world_y = y * self.tile_size
@@ -185,13 +185,13 @@ def _convert_to_screen_coordinates(
         return screen_x, screen_y
 
     def _draw_path(
-            self,
-            start_x: int,
-            start_y: int,
-            end_x: int,
-            end_y: int,
-            camera_offset: pygame.math.Vector2,
-            camera_scale: float,
+        self,
+        start_x: int,
+        start_y: int,
+        end_x: int,
+        end_y: int,
+        camera_offset: pygame.math.Vector2,
+        camera_scale: float,
     ) -> None:
         start = (start_x, start_y)
         end = (end_x, end_y)
@@ -206,7 +206,7 @@ def _draw_path(
                 pygame.draw.rect(self.display_surface, "green", rect, 2)  # Draw path tiles
 
     def _draw_mouse_indicator(
-            self, mouse_grid_x: int, mouse_grid_y: int, camera_offset: pygame.math.Vector2, camera_scale: float
+        self, mouse_grid_x: int, mouse_grid_y: int, camera_offset: pygame.math.Vector2, camera_scale: float
     ) -> None:
         if self.display_surface is None:
             raise RuntimeError("Display surface must be initialized")
diff --git a/src/states/game_running.py b/src/states/game_running.py
index 11889dd..3f59ccc 100644
--- a/src/states/game_running.py
+++ b/src/states/game_running.py
@@ -9,6 +9,7 @@
 from pytmx.util_pygame import load_pygame  # type: ignore
 
 from src.inventory import Inventory
+from src.obstacle_manager import ObstacleManager
 from src.settings import TILE_SIZE, WORLD_LAYERS
 from src.sprites.animations import AnimatedSprites
 from src.sprites.base import BaseSprite
@@ -60,6 +61,11 @@ def __init__(self, game_state_manager) -> None:
         self.shop_window = pygame.Surface((800, 600))
         self.in_shop = False
 
+        self.obstacle_handler = ObstacleManager(
+            self.player,
+            self.obstacle_group,
+        )
+
     def setup(self, player_start_pos: str, sprite_group=None) -> None:
         if sprite_group is None:
             sprite_group = pygame.sprite.Group()
@@ -108,6 +114,25 @@ def setup(self, player_start_pos: str, sprite_group=None) -> None:
                 pos=(x * TILE_SIZE, y * TILE_SIZE), surface=surface, groups=(sprite_group,), z=WORLD_LAYERS["main"]
             )
 
+        self.obstacle_group: pygame.sprite.Group = pygame.sprite.Group()
+        obstacles = self.tmx_map["map"].get_layer_by_name("Obstacles")
+        for x, y, surface in obstacles.tiles():
+            BaseSprite(
+                pos=(x * TILE_SIZE, y * TILE_SIZE),
+                surf=surface,
+                groups=(sprite_group, self.obstacle_group),
+                z=WORLD_LAYERS["bg"],
+            )
+
+        obstacles = self.tmx_map["map"].get_layer_by_name("Obstacles")
+        for x, y, surface in obstacles.tiles():
+            BaseSprite(
+                pos=(x * TILE_SIZE, y * TILE_SIZE),
+                surf=surface,
+                groups=(sprite_group, self.obstacle_group),
+                z=WORLD_LAYERS["bg"],
+            )
+
         # Islands
         islands = self.tmx_map["map"].get_layer_by_name("Islands")
         for x, y, surface in islands.tiles():
@@ -130,6 +155,7 @@ def setup(self, player_start_pos: str, sprite_group=None) -> None:
                     frames=self.world_frames["ships"]["player_test_ship"],
                     groups=(sprite_group,),
                 )
+                self.player_start_pos = (grid_x, grid_y)
 
         # Coast
         for obj in self.tmx_map["map"].get_layer_by_name("Coast"):
@@ -159,14 +185,16 @@ def update(self, events) -> None:
         """
 
         collide: bool = (
-                self.player is not None
-                and self.shop is not None
-                and isinstance(self.player.rect, (pygame.Rect, pygame.FRect))
-                and isinstance(self.shop.rect, (pygame.Rect, pygame.FRect))
-                and self.player.rect.colliderect(self.shop.rect)
+            self.player is not None
+            and self.shop is not None
+            and isinstance(self.player.rect, (pygame.Rect, pygame.FRect))
+            and isinstance(self.shop.rect, (pygame.Rect, pygame.FRect))
+            and self.player.rect.colliderect(self.shop.rect)
         )
+        self.obstacle_collision = pygame.sprite.spritecollideany(self.player, self.obstacle_group)
         dt = self.clock.tick() / 1000
         self.all_sprites.update(dt)
+        self.obstacle_handler.update(self.player_start_pos)
 
         # Handle player movement and grid snapping
         if isinstance(self.all_sprites, PlayerCamera):
@@ -194,6 +222,9 @@ def render(self, screen) -> None:
         screen.fill("#000000")
         if isinstance(self.all_sprites, PlayerCamera):
             self.all_sprites.draw(self.player.rect.center, show_grid=self.show_grid)
+        self.obstacle_handler.render(screen)
+        self.message = self.font.render(f"Player's Health: {self.player.player_hp}", True, "grey40")
+        screen.blit(self.message, (50, screen.get_height() - 100))
 
         # Pass the player's position to the draw method
         if self.player and self.grid_manager is not None: