Hiwelcome to HCM I have gone thru your query regarding your husband suffering from Muliple system atrohpy . It is a matter of great concern . Dear , as it is described (MSA) is a rare neurological disorder that impairs your body s involuntary functions, including blood pressure, heart rate, bladder function and digestion. Slowness of movement, muscle rigidity and poor balance is part of this problem , not only swimming but time to come it can spread its paws to all actions , if not taken care timely . MSA is associated with deterioration and shrinkage (atrophy) of portions of your brain (cerebellum, basal ganglia and brainstem) that regulate internal body functions, digestion and motor control . As the disorder progresses, daily activities become increasingly difficult. and you may face problems as : Breathing abnormalities during sleep Injuries from falls associated with impaired walking or fainting Progressive immobility Loss of ability to care for yourself in day-to-day activities (from bathing to brushing teeth) Vocal paralysis, which makes speech and breathing difficult Increased difficulty swallowing . Doctors are of the opnion that this is not a curable condition and they often advise using certain self-care measures to help minimize symptoms associated with multiple system atrophy . In Alternative therapies , theory is different . We believe , that if you boost your immunity by modifying your life style and food habits you can get resistance from diseases and live long trouble free life . Balanced diet including all essential nutrients -fiber, vitamins ,minerals , ,and antioxidants in natural form Aloe Vera , fruit , green veges ,nuts and regular walk , exercise , deep breathing , Anulom Vilom , Bhramarri , Omkar Nad ,meditation and yoga posture are very helpful in strengthening immune system remove your health problems . Certain poses, such as setu bandh (Bridge ), Also Cobra, when done correctly build strength in your middle and lower back. mandook asan ,Agnisara , Kapalbhatti and Nauli can strengthen the abdominal muscles and diaphram. Tadasana (standing straight) will also help in giving a correct posture. Avoiding fried, fast foods too much of saltsugar, tea, coffee ,alcohol , smoking ,stress ,constipation , sleeplessness , dehyderation further help in regularising your system . Hope this helps solves your query .Take care , All the best . Don t hesitate to get back if have any further quer .