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Performance-enhancing drugs: Know the risks - Mayo Clinic


Anabolic effects promote muscle building. ... Increased low-density lipoprotein ( LDL) cholesterol (the "bad" cholesterol); Decreased high-density lipoprotein ...

The Truth About Muscle-Building Supplements: Men's Health.com


Feb 1, 2010 ... Protein powders compete for shelf space with muscle enhancers and ... Plus, there's the unwanted side effect of extra estrogen and the ...

Creatine Supplementation in Athletes: Review


It is being promoted as a muscular performance enhancer, and there is scientific ... limited benefits, whether or not it is harmful long term has yet to be fully determined. ... A variety of protocols have been used to study the effect of creatine ...

Body-Building Supplements Pose Risks To Teen Athletes ...


“While most of the muscle-enhancing behaviors we studied were more common ... “Many of these substances are essentially hormones, so the side effects are ...

Performance-Enhancing Drugs and Their Side-Effects - TrueSport


Get the facts about performance-enhancing drugs and their side-effects. ... some of the most harmful and abused categories of substances used by athletes. ... In order for anabolic steroids to add muscle mass, the amount of testosterone in the  ...

All About Testosterone! - Bodybuilding.com


"Testosterone is bad for you," he would probably say. ... It could not only enhance strength and muscle size, but also improve body composition, bone density, ...

Creatine Supplements: Usage and Side Effects - WebMD


Researchers still aren't sure what effects it might have on the body, ... Creatine is thought to improve strength, increase lean muscle mass, and help the muscles ...

Testosterone builds muscle but has risks - SFGate


Aug 15, 2012 ... Side effects include liver damage, unsafe cholesterol levels, and heart and circulatory ... But testosterone has those negative points too.".

Nitric Oxide Supplement Side Effects - Should You Be Worried?


Dec 12, 2012 ... RELATED: Muscle Building Myths: See the 10 most common ». “To make ... Perhaps the most common side effect of nitric oxide supplements is ...

Creatine supplements side effects, risks and safety, muscle growth ...


Creatine supplement side effects, risks and danger, powder and capsules for muscle growth and ... Another side effect sometimes reported is muscle cramping .

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Bad Side Effects of Muscle Building Supplements - Livestrong.com


Aug 16, 2013 ... Muscle building supplements often get a reputation for bad side effects. Anecdotal claims on the Internet and in the media are widespread and ...

Effects of Performance-Enhancing Drugs | USADA


The negative effects these drugs can have on one's body make USADA's ... and wasting of the body caused by HIV infection or other muscle-wasting diseases.

Steroids And Their Harmful Side Effects | Muscle & Strength


Something to think about if you are thinking about taking steroids. Learn about all the harmful effects of steroids by bodypart.