If you feel you are overweight, cut down your calories and the fat you lose will help also to improve a more muscular appearance. If you want to lose weight, monitor your calories so you are not eating more and exercising more, which will keep your weight stable but will not enhance weight loss. But since you look and feel thinner to yourself, you may want to decide whether you need to change your routine. Think about it. If you have mitral valve prolapse, you should see your doctor for a complete evaluation and determine if you do have irregular heartbeat.
Soy products are very helpful as a source of protein as well as phytoestrogens, or plant estrogens.
This is why soy products are particularly marketed for menopausal women. There is some evidence that soy products when consumed in moderate amounts can help some symptoms of menopause like hot flashes and night sweats. This is however unpredictable. Most people can find soy products whose taste they like. Remember there can be significant calories in adding soy products to your diet.