Recent Blog Articles
Why is it so challenging to find a primary care physician?
Harvard Health Ad Watch: A new injection treatment for eczema
3 simple swaps for better heart health
I’m too young to have Alzheimer’s disease or dementia, right?
Asking about guns in houses where your child plays
Behavioral weight loss interventions: Do they work in primary care?
Who needs treatment for ocular hypertension?
The popularity of microdosing of psychedelics: What does the science say?
AFM: A scary polio-like illness
When can women with early-stage breast cancer skip radiation after lumpectomy?
Men's Health
The facts about testosterone and sex
Can boosting testosterone levels improve your sex life?
The hormone testosterone plays a big part in men's health, but perhaps its most meaningful role is to fuel sex drive and performance.
Testosterone levels tend to decrease with age. They peak by early adulthood and then can drop by up to 1% per year beginning around age 40. Sometimes an abrupt fall occurs because of an injury or illness (such as an infection), chemotherapy or radiation treatment, or certain medications.
To continue reading this article, you must log in.
Subscribe to Harvard Health Online for immediate access to health news and information from Harvard Medical School.
- Research health conditions
- Check your symptoms
- Prepare for a doctor's visit or test
- Find the best treatments and procedures for you
- Explore options for better nutrition and exercise
I'd like to receive access to Harvard Health Online for only $4.99 a month.
Sign Me UpAlready a member? Login ».
Disclaimer:
As a service to our readers, Harvard Health Publishing provides access to our library of archived content. Please note the date of last review or update on all articles.
No content on this site, regardless of date, should ever be used as a substitute for direct medical advice from your doctor or other qualified clinician.
Free Healthbeat Signup
Get the latest in health news delivered to your inbox!
