Just because you are giving away, your wealth doesn’t decrease. It never does. You may feel sometimes that you are losing a huge amount of your money. But this doesn’t work that way. Think of it as an investment — like in one of God’s businesses. There is always a return. Always.
Through a very recent discovery, I was able to understand the very basis of fasting that we Muslims have been religiously following since the past 1400 years or so. That’s when I realized that most of the religious practices that we may inadvertently follow may have some scientific principles underlying it.