diff --git a/config/routes.js b/config/routes.js
index 69715d7..aff5ef7 100644
--- a/config/routes.js
+++ b/config/routes.js
@@ -12,4 +12,10 @@ router.post('/exercises', exercisesController.store)
 // Obtiene detalles del ejercicio
 router.get('/exercises/:id', exercisesController.details)
 
+// Actualiza el ejercicio
+router.put('/exercises/:id', exercisesController.update)
+
+// Elimina el ejercicio
+router.delete('/exercises/:id', exercisesController.delete)
+
 export default router
diff --git a/controllers/ExercisesController.js b/controllers/ExercisesController.js
index 2728566..5b786cc 100644
--- a/controllers/ExercisesController.js
+++ b/controllers/ExercisesController.js
@@ -2,46 +2,82 @@
 import db from '../config/database'
 
 class ExercisesController {
-    static index(req, res){
-        var sql = "select * from exercise"
-        db.all(sql, (err, exercises) => {
-            if (err) {
-              res.status(500).json({'error': err.message});
-              return;
-            }
-            res.json(exercises)
-          });
-    }
-
-    static store(req, res){
-        const { title, description, img, leftColor, rightColor } = req.body
-        const SQL = 'INSERT INTO exercise (title, description, img, leftColor, rightColor) VALUES (?,?,?,?,?)'
-        const params = [title, description, img, leftColor, rightColor]        
-        db.run(SQL, params, function (err) {
-            if (err){
-                res.status(500).json({'error': err.message})
-                return;
-            }
-            req.body.id = this.lastID
-            res.json({
-                'exercise': req.body
-            })
-        })
-    }
-
-    static details(req, res){
-        var sql = "select * from exercise where id = ?"
-        
-        db.get(sql, req.params.id, (err, exercise) => {
-            if (err) {
-              res.status(500).json({'error': err.message});
-              return;
-            }
-            res.json({
-                exercise
-            })
-        });
-    }
+	static index(req, res){
+		var sql = "SELECT * FROM exercise";
+		db.all(sql, (err, exercises) => {
+			if (err) {
+				res.status(500).json({'error': err.message});
+				return;
+			}
+			res.json(exercises)
+		});
+	}
+
+	static store(req, res){
+		const { title, description, img, leftColor, rightColor } = req.body;
+		const SQL = 'INSERT INTO exercise (title, description, img, leftColor, rightColor) VALUES (?,?,?,?,?)';
+		const params = [title, description, img, leftColor, rightColor];
+
+		let a = db.run(SQL, params, function (err) {
+			if (err){
+				res.status(500).json({'error': err.message});
+				return;
+			}
+			res.req.body.id = this.lastID;
+			res.json({
+				'exercise': res.req.body
+			});
+		});
+	}
+
+	static details(req, res){
+		var sql = "SELECT * FROM exercise WHERE id = ?"
+		
+		db.get(sql, req.params.id, (err, exercise) => {
+			if (err) {
+				res.status(500).json({'error': err.message});
+				return;
+			}
+			res.json({
+				exercise
+			});
+		});
+	}
+
+	static update(req, res){
+    const { title, description, img, leftColor, rightColor, id } = req.body;
+		const SQL = ` UPDATE exercise 
+										SET title = ? ,
+												description = ? ,
+												img = ? ,
+												leftColor = ?, 
+												rightColor = ? 
+                  WHERE id = ?`
+    const params = [title, description, img, leftColor, rightColor, id];        
+    db.run(SQL, params, (err) => {
+      if (err){
+          res.status(500).json({'error': err.message});
+          return;
+			}
+      res.json({
+        'exercise': res.req.body
+      });
+		});
+  }
+
+  static delete(req, res){
+    const SQL = " DELETE FROM exercise WHERE id = ? "
+
+    db.run(SQL, req.params.id, function (err) {
+      if (err){
+				res.status(500).json({'error': err.message});
+				return;
+			}
+      res.json({
+        'msg': 'deleted'
+      });
+    });
+  }
 }
 
-export default ExercisesController
+export default ExercisesController;
diff --git a/index.js b/index.js
index 7340ec2..b3defc1 100644
--- a/index.js
+++ b/index.js
@@ -5,7 +5,7 @@ import cors from 'cors'
 
 const app = express()
 const corsOptions = {
-    origin: '*'
+  origin: '*'
 }
 
 app.use(bodyParser.urlencoded({extended: false}))
@@ -13,13 +13,10 @@ app.use(bodyParser.json())
 
 app.use('/api',cors(corsOptions), routes)
 
-
 app.get('/', (req, res) =>  res.send('Welcome to FitnessAPI'))
-    
 
 const server = app.listen(process.env.PORT || 8000, () => {
-    console.log(`http://localhost:${server.address().port}`)
+  console.log(`http://localhost:${server.address().port}`)
 })
 
-
-export default app
\ No newline at end of file
+export default app