3
votes
1answer
159 views

Mineral water for sport and living

I live in Czech Republic and the doctor here (for other matters I won't get into) suggested that I start drinking a specific mineral water with the following composition in milligram per liter: Na ...
8
votes
3answers
3k 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 ...