0
votes
2answers
102 views

If you can run short distance fast then can it be extended for longer distances without dropping off?

If you can run one mile in 5:30 then are you guaranteed to be able to extend that pace to 5k, 10k, half marathon, or marathon distance? Ignoring time needed for exercising and building up for the ...
1
vote
1answer
57 views

I still kinda have a cramp from when I ran [closed]

So in gym class we had to run for 12min and I did 2.3km during that time. At the end I had a really bad cramp, but when she said 1min left, I still sprinted during the hole time. At the end I had a ...
4
votes
1answer
117 views

Sprint training for long distance

I am going to participate in a half marathon in the 1st week of July and 3/4 Ironman in the 2nd week of July. I am training 11 sessions a week. 8 sessions of swimming with lot of floor exercises ...
3
votes
1answer
81 views

Change in eating habits from Half Marathon to 6 mile

For a half marathon I spent the week before carb loading and hydrating. I'm running a 6 mile soon and would like some 5Km races too. How should I change my diet for different length races? Should ...
16
votes
5answers
6k views

Why does cardio/aerobic exercise lead to muscle loss?

Recently, I've been reading a lot about how cardio reduces muscle mass and strength. The following is an excerpt from crossfit.com that seems to sum up what I've been reading: Aerobic training ...