Fitness

How to Tell If You've Had a Good Workout | Lifehacker

Read more at vitals.lifehacker.com

Exercise shouldn’t feel horrible—although it can often feel hard. It’s tempting to think of soreness or sweat as a sign of a good workout, but neither of those really tell you whether what you’re doing is improving your health or making progress toward your goals. Instead, look at some of these measures.
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