Healthy at work
Learning Center
Male infertility
Male infertility often plays a role when couples have trouble conceiving. Find out what causes male infertility and available options for treatment.
Male masturbation: Does frequency affect male fertility?
Male masturbation has little effect on sperm count or quality.
Male menopause: Myth or reality?
Male menopause is a catchy phrase, but it isn't accurate. Here's why.
Mammary duct ectasia
Mammary duct ectasia is a noncancerous breast condition that affects the milk ducts. Learn the signs and symptoms and when treatment might be needed.
Mammogram
Learn what to expect during a breast X-ray exam. Find out about the benefits of mammograms for breast cancer screening, as well as potential risks.
Manage your health and time while balancing work demands
Get tips to manage your health, stay focused, and use your time well while dealing with job pressures and demands.
Mangosteen juice: Can it relieve arthritis pain?
Some marketers claim mangosteen juice has anti-inflammatory benefits. Find out what the research says.
Mayo Clinic Minute: Steam treatment for enlarged prostate
Find out how steam treatment for enlarged prostate works.
Men: Consider this when life throws you a curveball
Studies show that men display more evidence of the "fight or flight" response to stress. Recognizing your coping strategies is the first step to increasing resilience and improving your ability to withstand life's challenges.
Mild cognitive impairment (MCI)
Learn more about this stage between the typical cognitive decline of aging and the more serious decline of dementia.
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