an abnormal loss of strength 
                                                            
                                                     
                        
                                                
                        
                        
                            lack or loss of strength; debility
                                                            
                                                     
                        
                                                
                        
                        
                        
                                                
                        
                        
                            Lack or loss of strength and energy
                                                            
                                                     
                        
                                                
                        
                        
                            is the loss of or lack of strength, usually affecting the muscular system
                                                            
                                                     
                        
                                                
                        
                        
                            General wasting away, lack of strength.
                                                            
                                                     
                        
                                                
                        
                        
                            generalized lack of strength and energy.
                                                            
                                                     
                        
                                                
                        
                        
                            Lack or loss of strength, usually involving muscular system.