Pre-workout supplements can give you energy but may cause jitters or nausea, with side effects depending on the ingredients and dosage. Choose stimulant-free options or smaller doses to reduce risks.

Pre-workout supplements combine various amino acids and stimulants to help boost energy and performance during your workout. However, pre-workout ingredients can also cause unwanted side effects like ...

A staggering 94% of Americans use caffeine, 64% of whom do so on a daily basis. It’s the energy enhancer people start their ...

You may wonder if trying a pre-workout supplement, which is marketed to increase your focus or enhance your performance and endurance in the gym, is a good idea. But the truth is that, like many ...

Trista Chan is a registered dietitian and hormone health expert with experience supporting the health of people navigating hormonal and metabolic challenges. Creatine supports short bursts of strength ...

Leigh Weddle, PharmD, is a licensed pharmacist with over 10 years of experience in retail and clinical settings. Pre-workout supplements combine various amino acids and stimulants to help boost energy ...