Jen's Daily Serving

MSNBC's "A java jolt may boost, not wreck, your workout" was just what I needed to read as I sit here downing my morning mug of coffee, thinking about my workout in a few hours.

After reading through the American College of Sports Medicine's "Roundtable on Hydration and Physical Activity: Consensus Statements," here's what they said:

2. Caffeine, alcohol, and protein can modestly increase urine water losses.
A. Caffeine ingestion has a modest diuretic effect in some individuals, but does not affect water replacement in habitual caffeine users, so caffeinated beverages (eg, coffee, tea, soft drinks) can be ingested during the day by athletes who are not caffeine naive.