What were the long and short term effects of the Armero tragedy?

What is Pyramid weight lifting? How can I effectively target my chest muscles using the seated pec deck machine? How do I treat the stress fracture in my foot? Why have you been fainting after short work outs even though you are healthy and already fit? How does a sweatshirt looks like? What is the all or none principle in weight training? Should you eat after running? Why are my arms too skinny and how can I improve their strength and size? Is the average weight of a male bison? What are the common causes and symptoms of anterior rotation of the hip, and what are the recommended treatment options for this condition? How do you learn to go up and down stairs after ankle injury especially when there is no handrail or banister? How do you keep your mind active? Is the total gym exercise machine more of a hype or does it really guarantee to get your body into shape? Martial arts growth stunts? Is the stabilizing ball used more for pilates or yoga? What are three sources of ATP a human body uses at the beginning of a race? What happens when you smoke weed then take a muscle relaxant? What are the potential effects of going to sleep after working out without eating? What are the running shoes that are like socks? How safe is sauna belta for abs?