Healthy retirement
Learning Center
Healthy sperm: Improving your fertility
You can take simple steps to have healthy sperm and improve your fertility.
Hemangioma
This red mark on a baby's skin looks like a rubbery bump or flat red mark and is made up of extra blood vessels in the skin. It generally goes away by age 10. Learn more about its causes and treatment.
Hormone therapy for prostate cancer
Find out what to expect during testosterone-blocking therapy. Learn about choices, including medicines and surgery.
How to focus on the present for long-term progress
Sometimes, the big picture can make your head spin. Here's how to let go of worries about the future for a minute and set yourself up for real progress.
How to live your best life in retirement
No more 9 to 5 means a whole new approach to life. Here's how to embrace retirement with healthy habits that can make your golden years quality years.
Hydrocele
Find out more about the symptoms, causes and treatments for this swelling in the scrotum.
Hypospadias
Hypospadias is a birth defect in which the opening of the urethra is located on the underside of the penis instead of the tip. Learn about treatment.
Improve brain health with the MIND diet
The MIND diet is a smart way of eating for both your brain and your overall health. Here's how to do it.
Is a home sperm test useful?
Using a home sperm test to check your fertility may not provide a clear answer.
Is healthy aging in your genes?
Sure, your genes affect your health. But your lifestyle, your environment and even chance may matter even more. What you eat, how much you exercise, how you manage stress, how much sleep you get and whether you smoke all play a role in whether you develop a heart condition. Stack the cards in your favor with healthy lifestyle choices.
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