Nutritional supplements
Learning Center
Body-weight training: Is it effective for strength training?
Body-weight training — Try out this alternative form of strength training.
Butter vs. margarine: Which is better for my heart?
Margarine usually tops butter for heart health. But not all margarines are created equal.
COVID-19 infections by race: What's behind the health disparities?
Understand how underlying health problems, the places where people live and work, and racism can affect who becomes severely ill with COVID-19.
COVID-19 variants: What's the concern?
The virus that causes COVID-19 has changed over time, which has affected prevention, diagnosis and treatment of COVID-19.
Caffeine: Does it affect blood sugar?
For some people with diabetes, as much as one cup of coffee can cause higher or lower blood sugar levels. Learn how caffeine affects your blood sugar.
Calcium supplements: Do men need them?
Do guys need calcium supplements for bone health?
Calcium supplements: When should they be taken?
Timing matters when taking these supplements. Learn how to take them.
Can music help someone with Alzheimer's?
A Mayo Clinic specialist discusses the possible benefits of music for people with Alzheimer's disease.
Can vitamin D protect against coronavirus disease 2019 (COVID-19)?
Find out what the research says about vitamin D and coronavirus disease 2019 (COVID-19).
Can whole-grain foods lower blood pressure?
Find out if eating whole-grain foods can lower blood pressure.
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