What are Cholesterol, Steroids and steroids hormones?

The provided video tells us about steroids, their structure, cholesterol, its location and function, steroids and different steroidal hormones.Watch this video to increase your knowledge. TIMELINE: 0:02 Steroids 0:19 Structure of steroids 0:45 Cholesterol 1:28 where is cholesterol found and its function? 3:57 Cholesterol as the most common steroid 4:23 Animal steroids 4:55 Aldosterone 5:33 Cortisol 6:22 Progesterone 7:46 Estrogens 8:46 Testosterone