Luckily, Mother Nature has kindly programmed our species with some unconscious desires for each other. Finasteride inhibits the enzyme 5-alpha-reductse which is responsible for the hydrolysis of testosterone to dihydrotestosterone (DHT). These are some of the steps I used to gain about 25 pounds of muscle in 3 months. Don't be daunted by what you think personal training can be like, there are no whistles, we tend to do not shout in people faces and we never EVER say "Feel the burn". Now that we have tackled what calcium is all about, let us discuss the good sources of calcium?