0
votes
1answer
55 views

Standing up suddenly causes tunnel vision? [closed]

Occasionally, when I stand up after laying flat on a bed or couch I will take a few steps and then start to have tunnel/ darkened vision, a slight headache, and sometimes lose some balance, once ...
3
votes
1answer
481 views

Water intake while doing body building workouts?

Some people told me that I shouldn't drink water while doing body building exercises and others told me that I should drink more. All these days, while doing workouts, if I feel thirsty I used to have ...
0
votes
2answers
80 views

How to hydrate / get hydrated / avoid dehydration? [duplicate]

I would like to know how to properly get hydrated? I assume it is more than just drinking lots of water. It was suggested here that one should hydrate before, during and after extensive workouts.
9
votes
3answers
6k views

When are electrolyte/sports drinks necessary?

I drink a lot of water through a normal day, even when passive - about 7-9 liters. On days when I work out, I likely drink about 1-3 extra liters. Is there a rule of thumb for taking in extra ...