Exercise During Pregnancy
(p.naga prasad)
Exercise during pregnancy. Once upon a time, doctors told pregnant women to take it easyand rest as much as possible. Exercise was practically forbidden. Now things have changed. We now that most non- weight bearing exercises(e.g.swimming,stationary bicycling) and walking are safe for pregnant women,beginning with 15 minutes of exercise three times a week and progressing as tolerated. There are very few absolute contraindications to exercise during pregnancy. Incompetent cervix,intrauterine growth restriction,multiple gestatin (triplets),persistent second or third trimester bleeding,plaenta previa after 2528 wk gestation,preeclamsia,pregnancy-in-duced hypertensin,premature labour during current or prior pregnancy,premature rupture of membranes and risk of premature labour are absolute contraindications for exercise during pregnancy. Relative contraindications to exercise include extreme underweight or maternaleating disorder,maternalarrhythmia (previously unevaluated) or cardiovascular disorder,mild to moderate respiratory disorder,previus spontaneous abortion,severe anaemia (hb,10g/dl),twin pregnancy after 28 week gestatin and any other significant medical condition. Women with these conditios should be closely evaluated and followed up if they wish to exercise during pregnancy. All pregnant women should discontinue exercise until seen by a physician if they experience significant shortness of breath,vaginalbleeding,dizziness,headache,chest pain,amniotic fluid leakage,or decreased foetalmovement during exercise. Positive effects of exercise:Musculoskeletaldiscomfort during pregnancy,especially bak pain,is common. The increased weight and lordosis associated with pregnancy increases the workload of themuscles in the lower back. Women who exercise during pregnancy tend to have fewer musculoskeletal complaints,including low-back pain,compared with sedentary women. Pregnant women who exercise have better self-image and fewer depressive symptoms,both during and after pregnancy,than inactive women. Coompared with sedentarywomen,pregnant women who exercise gain similar amounts of weight or less weight and may have a smaller amount of subcutaneous fat deposition. But,exercising women do gain enough weight to support a healthy pregnancy. Physically active women return to pre- pregnancyweights faster than do sedentarywomen. Exercise in thepostpartum period does nt adverselyaffect the new mother,lactatin,or infant growth. Exercise duringpregnancy is useful in preventing and treating gestatinal diabetes mellitus. Several studies show improed glucose tolerance and reduced insulin requirements in women with gestationaldiabets who partiipate in low-intensityaerobic exercise or resistance exercise. Pregnancy requires an increae of 300 Calorie/day. Exercising women must replace calories used during exercise. In addition,pregnant women must drink plentyof fluids before,during,and after exercise. After the first trimester,exercises performed in the supine positin or exercise requiring prolonged motionless standing should be avoided because these positins obstruct venous return and decreae cardiac output and cause hypo tensin.
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