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Testosterone |
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For the website/magazine of the same name see T-Nation Testosterone Systematic (IUPAC) name 17b-hydroxy-4-androsten-3-one Identifiers CAS number 58-22-0 ATC code G03BA03 PubChem 6013 Chemical data Formula C19H28O2 Mol. weight 288.43 Physical data Melt. point 155-156°C (-94°F) Spec. rot +110,2° SEC Combust −11080 kJ/mol Pharmacokinetic data Bioavailability ? Metabolism Liver, Testis and Prostate Half life 1-12 days Excretion Urine Ther ...
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- Testosterone (Lab Tests Online)
Testosterone News Headlines
- Low testosterone in men may be diabetes risk factor
Reuters - Tue, 20 Feb 2007 11:48 EST
- Testosterone Use for Aging Questioned
WebMD - Sat, 20 Jan 2007 01:42 EST
- Testosterone Use for Aging Questioned
MedicineNet - Mon, 22 Jan 2007 07:00 EST
- Benefits Of Testosterone Treatment Unknown, Research Shows
ScienceDaily - Wed, 10 Jan 2007 04:00 EST
- Benefits Of Testosterone Treatment Unknown, Research Shows
MedicalNewsToday - Thu, 11 Jan 2007 09:00 EST
- Genetics Of Male Sexual Maturation
MedicalNewsToday - Sat, 03 Feb 2007 07:00 EST
- Prevalence Of Prostate Cancer Among Hypogonadal Men With Prostate-Specific Antigen Levels Of 4.0 Ng/mL Or Less
MedicalNewsToday - Thu, 01 Feb 2007 03:00 EST
- QuatRx Pharmaceuticals Reports Positive Results From A Phase 2 Trial Of Fispemifene
MedicalNewsToday - Tue, 09 Jan 2007 08:00 EST
- Testosterone Therapy May Prevent Alzheimer's Disease
ScienceDaily - Wed, 20 Dec 2006 04:00 EST
- Vital Signs: Aging: Lifestyle May Influence Testosterone Level
New York Times - Tue, 19 Dec 2006 12:28 EST
- Testosterone May Slow Alzheimer's
WebMD - Tue, 19 Dec 2006 09:53 EST
- Testosterone out of whack for obese men, girls
MSNBC - Mon, 11 Dec 2006 09:52 EST
- Obese men, girls see unusual testosterone levels
Reuters - Mon, 11 Dec 2006 09:32 EST
- Obese men, girls see unusual testosterone levels
Reuters - Mon, 11 Dec 2006 09:32 EST
- Androgen Therapy May Slow Progress Of Alzheimer's Disease
MedicalNewsToday - Fri, 29 Dec 2006 01:00 EST
- Of Mice and Men
ABC News - Wed, 20 Dec 2006 12:10 EST
- Testosterone Replacement Therapy Appears Safe For Prostate
ScienceDaily - Tue, 21 Nov 2006 04:00 EST
- Testosterone Replacement Therapy Appears Safe For Prostate
MedicalNewsToday - Sat, 18 Nov 2006 10:00 EST
- Testosterone May Be Safe for Prostate
WebMD - Tue, 14 Nov 2006 11:16 EST
- Low Serum Testosterone Levels Independently Associated With Fall Risk In Elderly Men
MedicalNewsToday - Wed, 22 Nov 2006 08:00 EST
- Feigning menopause to ward off breast cancer
MSNBC - Sun, 17 Dec 2006 07:57 EST
- Serum Testosterone Associated With The Metabolic Syndrome
MedicalNewsToday - Sun, 05 Nov 2006 08:00 EST
- Effects Of Testosterone (T) Administration On Prostate Tissues
MedicalNewsToday - Sun, 05 Nov 2006 08:00 EST
- Men's testosterone levels declined in last 20 years
Reuters - Tue, 31 Oct 2006 07:23 EST
- Falls More Likely In Elderly Men With Low Testosterone Levels
MedicalNewsToday - Thu, 26 Oct 2006 10:00 EST
- Study: Men's Testosterone Levels Down
WebMD - Thu, 26 Oct 2006 08:23 EST
- Exposure To Dioxins Influences Male Reproductive System, Study Of Vietnam Veterans Concludes
MedicalNewsToday - Wed, 22 Nov 2006 01:00 EST
- Low testosterone? Watch your step
MSNBC - Mon, 23 Oct 2006 08:39 EST
- Exposure To Dioxins Influences Male Reproductive System, Study Of Vietnam Veterans Concludes
ScienceDaily - Thu, 16 Nov 2006 04:00 EST
- Elderly Men With Low Testosterone Levels More Likely To Fall
ScienceDaily - Wed, 25 Oct 2006 03:00 EST
- Men's Testosterone Levels Down
MedicineNet - Fri, 27 Oct 2006 07:00 EST
- Proposal Would Name Male Testosterone Decline The 'Testosterone Deficiency Syndrome' (TDS)
MedicalNewsToday - Mon, 09 Oct 2006 07:00 EST
- Testosterone drop causes older men to fall, study says
Reuters - Mon, 23 Oct 2006 09:53 EST
- Testosterone Could Keep Older Men From Falls
MedicineNet - Wed, 25 Oct 2006 07:00 EST
- Testosterone Can't Turn Back the Clock
ABC News - Thu, 19 Oct 2006 12:31 EST
- Too much testosterone kills brain cells
Reuters - Wed, 27 Sep 2006 12:23 EST
- Too much testosterone kills brain cells: study
Reuters - Wed, 27 Sep 2006 02:51 EST
- Elevated Testosterone Kills Nerve Cells
ScienceDaily - Wed, 27 Sep 2006 03:00 EST
- Too much testosterone kills brain cells
Reuters - Tue, 26 Sep 2006 08:59 EST
- Hormone supplements no fountain of youth
MSNBC - Wed, 18 Oct 2006 09:52 EST
- Old-age testosterone decline leads to falls, study says
CNN - Mon, 23 Oct 2006 10:22 EST
- Old-age testosterone decline leads to falls, study says
CNN - Mon, 23 Oct 2006 10:22 EST
- Elevated Testosterone Kills Brain Cells
MedicalNewsToday - Thu, 28 Sep 2006 11:00 EST
- Anabolic Steroids For Muscle Building May Destroy Brain Cells
MedicalNewsToday - Mon, 02 Oct 2006 06:00 EST
- Too much testosterone kills brain cells
CNN - Wed, 27 Sep 2006 07:23 EST
- Separating Muscle Damage From Neurodegeneration In Kennedy Disease
MedicalNewsToday - Mon, 18 Sep 2006 12:00 EST
- Women's Health Network Petitions FDA To Halt Sales Of Estrogen, Testosterone Combination Treatments
MedicalNewsToday - Mon, 28 Aug 2006 01:00 EST
- Low testosterone may be sign of severe illness
MSNBC - Tue, 15 Aug 2006 05:28 EST
- Men with low testosterone risk early death
Reuters - Mon, 14 Aug 2006 08:28 EST
- Low Dose And High Dose Ketoconazole Demonstrate Similar Outcomes In Patients With Androgen-Independent Prostate Cancer
MedicalNewsToday - Fri, 15 Sep 2006 07:00 EST
- Low testosterone may up death risk in male vets
Reuters - Thu, 17 Aug 2006 03:50 EST
- Low Testosterone Levels Associated With Increased Risk Of Death In Men
ScienceDaily - Thu, 17 Aug 2006 03:00 EST
- Increased Risk Of Death In Men Associated With Low Testosterone Levels
MedicalNewsToday - Thu, 17 Aug 2006 12:00 EST
- Low libido may not be due to low testosterone
Reuters - Mon, 31 Jul 2006 07:49 EST
- Low Testosterone Could Increase Death Risk
MedicineNet - Tue, 15 Aug 2006 07:00 EST
- Guns Up Testosterone, Male Aggression
WebMD - Fri, 28 Jul 2006 07:35 EST
- Group asks US FDA to stop sales of hormone pairing
Reuters - Tue, 22 Aug 2006 07:44 EST
- Group asks US FDA to stop sales of hormone combo
Reuters - Tue, 22 Aug 2006 09:53 EST
- Does Testosterone Build a Better Athlete?
New York Times - Thu, 10 Aug 2006 03:00 EST
- Testosterone adds to hormone therapy's risks
MSNBC - Mon, 24 Jul 2006 07:06 EST
- Hormone 'connected to death risk'
BBC - Mon, 14 Aug 2006 11:34 EST
- Testosterone adds to estrogen's cancer risk: study
Reuters - Mon, 24 Jul 2006 07:04 EST
- Hormones As Dope
Washington Post - Tue, 08 Aug 2006 03:00 EST
- Dementia In Older Men Associated With High Estrogen Levels But No Association Observed With Testosterone
MedicalNewsToday - Wed, 26 Jul 2006 07:00 EST
- Older adults with low testosterone prone to anemia
Reuters - Fri, 14 Jul 2006 04:55 EST
- Low libido may not be due to low testosterone
CNN - Tue, 01 Aug 2006 10:13 EST
- Estrogen-Plus-Testosterone Therapy Increases Breast Cancer Risk
MedicineNet - Tue, 25 Jul 2006 06:00 EST
- Dutasteride Therapy Does Not Interfere With Clinical Usefulness Of Serum PSA For Detection Of Prostate Cancer
MedicalNewsToday - Mon, 07 Aug 2006 06:00 EST
- Cyclist Landis Fails a Dope Test
WebMD - Thu, 27 Jul 2006 09:36 EST
- Low Testosterone Tied to Poor Health
WebMD - Wed, 05 Jul 2006 05:23 EST
- Menopause Treatment a Cancer Risk?
WebMD - Mon, 24 Jul 2006 05:48 EST
- Auxilium Pharmaceuticals Announces Start Of U.S. Phase III Pivotal Trial Of Testosterone Transmucosal Film (AA2600) For Hypogonadism
MedicalNewsToday - Fri, 30 Jun 2006 06:00 EST
- Testosterone Ups Home Field Advantage
WebMD - Wed, 21 Jun 2006 02:56 EST
- Testosterone Offers Women Benefits, Risks
MedicineNet - Wed, 28 Jun 2006 06:00 EST
- Home-Field Advantage Has Hormonal Origins
ABC News - Tue, 20 Jun 2006 03:40 EST
- Studies Of Married Couples, Soccer And Hockey Teams Focus On Brain's Response To Stress
MedicalNewsToday - Sat, 24 Jun 2006 03:00 EST
- Do Testosterone Patches Help Women With Under-active Pituitary Glands?
MedicalNewsToday - Sun, 14 May 2006 05:00 EST
- Auxilium Pharmaceuticals Announces Top-Line Results From Phase IV Trial Of Testim(R) In Patients With Type II Diabetes
MedicalNewsToday - Fri, 16 Jun 2006 06:00 EST
- Males With Elevated Levels Of Testosterone Lead Shorter Lives But Have More Success Siring Offspring
MedicalNewsToday - Sat, 15 Apr 2006 06:00 EST
- Newly Discovered Testosterone Action May Act On Prostate Cancer
MedicalNewsToday - Mon, 03 Apr 2006 11:00 EST
- Man's Face Tells Women If He Is Good For Long Or Short Term Relationship
MedicalNewsToday - Wed, 10 May 2006 03:00 EST
- Low Estrogen Levels In Men Linked To Increased Risk For Hip Fracture
MedicalNewsToday - Wed, 03 May 2006 09:00 EST
- Multiple Sclerosis in Men: Testosterone Might Help
MedicineNet - Fri, 07 Apr 2006 06:00 EST
- Men with MS may benefit from testosterone
Reuters - Wed, 05 Apr 2006 06:30 EST
- High Testosterone Levels In Mother Leads To Smaller Babies And Possible Diseases In Later Life, Study Indicates
MedicalNewsToday - Mon, 03 Apr 2006 11:00 EST
- Sex Chromosome Genes Influence Aggression And Maternal Behavior, Say UVa Researchers
MedicalNewsToday - Wed, 08 Mar 2006 06:00 EST
- Sex Chromosome Genes Influence Aggression And Maternal Behavior, Say Researchers
ScienceDaily - Tue, 07 Mar 2006 03:00 EST
- Understanding prostate cancer hormone therapy "syndrome"
Reuters - Fri, 10 Mar 2006 06:50 EST
- Fosamax cuts bone loss in men with prostate cancer
Reuters - Tue, 28 Feb 2006 05:20 EST
- Androgen Deprivation Therapy Does Not Keep Localized Prostate Cancer From Spreading, New Study Says
ScienceDaily - Mon, 27 Feb 2006 03:00 EST
- Androgen Deprivation Therapy Does Not Keep Localized Prostate Cancer From Spreading, New Study Says
MedicalNewsToday - Sun, 26 Feb 2006 04:00 EST
- Hormone aids conception in women with endometriosis
Reuters - Mon, 30 Jan 2006 04:19 EST
- Alzheimer Patients Treated With Testosterone In UCLA-led Study Show Improved Quality Of Life
ScienceDaily - Tue, 10 Jan 2006 03:00 EST
- Birth Control Pill Could Cause Long-Term Problems With Testosterone, New Research Indicates
MedicalNewsToday - Wed, 04 Jan 2006 02:00 EST
- Insect spray may lower testosterone levels in men
Reuters - Wed, 11 Jan 2006 04:25 EST
- Sex Hormones Not A Useful Predictor Of Breast Cancer Risk
MedicalNewsToday - Fri, 20 Jan 2006 05:00 EST
- Oral contraceptives trigger long-term loss of libido in women: study
The Earth Times - Wed, 04 Jan 2006 01:06 EST
- Oral Contraceptive Pill May Prevent More Than Pregnancy: Could Cause Long-term Problems With ...
ScienceDaily - Thu, 05 Jan 2006 03:00 EST
- Australian Company Reports Progress In Development Of Testosterone Lotion For Men
ScienceDaily - Wed, 07 Sep 2005 02:00 EST
- Acrux reports progress in development of Testosterone MD-Lotion(R) for men
MedicalNewsToday - Thu, 08 Sep 2005 07:00 EST
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