Using steroids can be deleterious to your health.    From LearnThat.org. 

deleterious chemical additives.    From Wordnet, Princeton University. 

Logging them would only disturb this process with long-term deleterious effects to the ecosystem.    From Wordnik.com.  [portland indymedia - features] Reference

Heavy-handed government intervention without regard for human dignity produces long-term deleterious effects.    From Wordnik.com.  [The Acton Institute - Acton News & Commentary] Reference

And there are plenty of studies that show that punishment has long-term deleterious effects on children, whereas.    From Wordnik.com.  [CNN Transcript Mar 28, 2006] Reference

While much of this is understandable, there needs to be some stepping back so that there are no long-term deleterious results from this contretemps.    From Wordnik.com.  [Articles] Reference

I firmly believe that his enlargement of government will create a drag on our future progress that will have long term deleterious effects on our well being.    From Wordnik.com.  [ShrinkWrapped] Reference

Closing Muhlenberg is going to have a long-term deleterious economic impact on Plainfield.    From Wordnik.com.  [Muhlenberg Hospital to close] Reference

"Heavy-handed government intervention without regard for human dignity produces long-term deleterious effects.    From Wordnik.com.  [Rational Review] Reference

They fail to see the long term deleterious effects of further debasement of American credibility and integrity.    From Wordnik.com.  [Think Progress » Conservatives Offer Unqualified Praise for Pentagon Propaganda Operations] Reference

Humanity is an organism, inherently rejecting all that is deleterious, that is, wrong, and absorbing after trial what is beneficial, that is, right.    From Wordnik.com.  [Autobiography of Andrew Carnegie]

High levels of refractory elements such as rhenium can make the alloys prone to the formation of what are known as deleterious topologically close packed.    From Wordnik.com.  [The Engineer - News] Reference

You just illustrated your vast ignorance above by conflating "deleterious" with "lethal.".    From Wordnik.com.  [Another Protozoan and Front-Loading] Reference

If I am writing a "deleterious" book, I naturally intend it to be read by someone, in other words I am committing the act of preparation of a crime.    From Wordnik.com.  [An Open Letter to the Secretary General] Reference

I think 'deleterious' is the word you were looking for.    From Wordnik.com.  [Slashdot: Your Rights Online] Reference

The "deleterious" laxative habit is a doctrine most authorities have discarded.    From Wordnik.com.  [detnews.com - Commuting] Reference

House of Representatives two weeks ago could have a "deleterious" effect, as one official puts it, on small-scale producers around the state.    From Wordnik.com.  [Missoula Independent] Reference

The impasse has left the country's financial situation in a "deleterious" state, Patrick Achi, Ouattara's spokesman, said in an interview late yesterday.    From Wordnik.com.  [BusinessWeek.com -- Top News] Reference

"deleterious" in the dictionary, Webster uses the word in the following example: "injurious to health: deleterious gases".    From Wordnik.com.  [An Exploration of Portland Oregon Food and Drink] Reference

"That had a very deleterious effect on the research.".    From Wordnik.com.  [In The Desert, Big Trouble Under Glass] Reference

Let us now consider just what is the character of this deleterious effect.    From Wordnik.com.  [The Biology, Physiology and Sociology of Reproduction Also Sexual Hygiene with Special Reference to the Male] Reference

Forthwith reduction works were established to extract the deleterious substances.    From Wordnik.com.  [Wealth of the World's Waste Places and Oceania] Reference

This has a deleterious effect on the deliberative nature of Congress's proceedings.    From Wordnik.com.  [Senator Byrd Is Not Amused] Reference

Among the deleterious health effects on the bears: cavities, hair loss and lethargy.    From Wordnik.com.  [Bears: Just Say No To Sugar] Reference

These are the deleterious effects of capitalism in the world's second largest economy.    From Wordnik.com.  [David A. Love: Capitalism Is Killing Us] Reference

Potash, if applied in too large quantities, has been found to exert a deleterious effect.    From Wordnik.com.  [Manures and the principles of manuring] Reference

Consequently few persons have experience of the deleterious influence of starlight nights.    From Wordnik.com.  [Moon Lore] Reference

When applied in large quantities to the soil, it has a most deleterious action on vegetation.    From Wordnik.com.  [Manures and the principles of manuring] Reference

On potatoes, again, its action has been found to be deleterious, lessening their percentage of starch.    From Wordnik.com.  [Manures and the principles of manuring] Reference

In reality, that has a deleterious effect on the overall levels of unemployment and the overall economy.    From Wordnik.com.  [Two views about what government needs to do about poverty] Reference

The mushrooms have no deleterious effect whatever upon the vines, nor have the vines upon the mushrooms.    From Wordnik.com.  [Mushrooms: how to grow them a practical treatise on mushroom culture for profit and pleasure] Reference

It is not only absolutely free from any deleterious substance, but is a perfect antiseptic and healing soap.    From Wordnik.com.  [Intestinal Ills Chronic Constipation, Indigestion, Autogenetic Poisons, Diarrhea, Piles, Etc. Also Auto-Infection, Auto-Intoxication, Anemia, Emaciation, Etc. Due to Proctitis and Colitis] Reference

The deleterious action of chlorides on the quality of potatoes is also seen when potassium chloride is applied.    From Wordnik.com.  [Manures and the principles of manuring] Reference

Amanpour insists that many have asserted that the sanctions are deleterious, but Sussudio says they are no biggie!.    From Wordnik.com.  [TV SoundOff: Sunday Talking Heads] Reference

Their mortgage is worth more than their home, which really has some pretty deleterious effects on the housing market.    From Wordnik.com.  [Era Of Homes As Piggy Banks May Be Over] Reference

How - and I've seen the effect, the deleterious effect it's had on relationships on my friends who have been in bands.    From Wordnik.com.  [Blues and Conversation with Bonnie Raitt] Reference

Everybody in the room knows that prolonging the operation has a deleterious effect on the man who has entrusted us with his care.    From Wordnik.com.  [Good Doctors Spot Mistakes, Save Lives] Reference

While a lofty goal, there is no certainty the benefits will outweigh the potential deleterious unintended financial consequences.    From Wordnik.com.  [Banking On "Bank On USA"] Reference

Instead of being necessary for military readiness, she said, the policy has a "direct and deleterious effect" on the armed services.    From Wordnik.com.  [Judge in California rules on military's ban on openly gay service members] Reference

That the ancient Hebrews, Greeks, and Romans believed in the deleterious influence of the moon on the health of man, is very evident.    From Wordnik.com.  [Moon Lore] Reference