Bones

Hip Fractures and Bone Mineral Density in the Elderly— Importance of Serum 25-Hydroxyvitamin D

PLOS ONE

In a prospective cohort study of 5461 elderly participants, the estimated risk of hip fracture was twice as high in individuals with serum vitamin D concentrations below 12 ng/mL.

Related Studies

Bones

Prevention of Nonvertebral Fractures With Oral Vitamin D and Dose Dependency

Archives of Internal Medicine

In this meta-analysis of 12 double-blinded trials no fracture reduction was observed for a received dose of 400 IU/d or less, whereas a higher received dose of 482 to 770 IU/d of supplemental vitamin D reduced nonvertebral fractures by 20% and hip fractures by 18%.

Bones

Prevention of Nonvertebral Fractures With Oral Vitamin D and Dose Dependency

Archives of Internal Medicine

In this meta-analysis of 12 double-blinded trials no fracture reduction was observed for a received dose of 400 IU/d or less, whereas a higher received dose of 482 to 770 IU/d of supplemental vitamin D reduced nonvertebral fractures by 20% and hip fractures by 18%.

Bones

The Effect of Latitude on the Risk and Seasonal Variation in Hip Fracture in Sweden

Journal of Bone and Mineral Research

This study found that hip fracture incidence in Sweden increased by 3.0% per degree increase in latitude for men and by 1.9% for women. There was a marked seasonal variation of hip fracture with the highest risk in February and lower by 37.5% in men and by 23.5% women during the summer. The associations found with latitude and season are consistent with a role of vitamin D in hip fracture causation.

Bones

The Effect of Latitude on the Risk and Seasonal Variation in Hip Fracture in Sweden

Journal of Bone and Mineral Research

This study found that hip fracture incidence in Sweden increased by 3.0% per degree increase in latitude for men and by 1.9% for women. There was a marked seasonal variation of hip fracture with the highest risk in February and lower by 37.5% in men and by 23.5% women during the summer. The associations found with latitude and season are consistent with a role of vitamin D in hip fracture causation.

Bones

The serum 25-hydroxyvitamin D levels and hip fracture risk: a meta-analysis of prospective cohort studies

Oncotarget

In this study, the relative risk of low 25(OH)D levels show a statistically significant 58% increase in hip fracture risk. Subgroup meta-analysis across different genders, ages, locations, study types, and follow-up durations confirmed that low serum 25(OH)D levels significantly increase hip fracture risk, especially when below 24 ng/mL.

Bones

The serum 25-hydroxyvitamin D levels and hip fracture risk: a meta-analysis of prospective cohort studies

Oncotarget

In this study, the relative risk of low 25(OH)D levels show a statistically significant 58% increase in hip fracture risk. Subgroup meta-analysis across different genders, ages, locations, study types, and follow-up durations confirmed that low serum 25(OH)D levels significantly increase hip fracture risk, especially when below 24 ng/mL.

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Solius is an FDA-cleared over-the-counter (OTC) UVB light panel intended to stimulate production of vitamin D in people 22 years and older.

Solius is clinically proven to stimulate the production of vitamin D. References to the benefits of sunlight, UVB light, and vitamin D are based upon published, peer-reviewed research. The Solius device is not intended to diagnose, treat, cure, or prevent disease, except for the indications for use described in the user manual for your applicable region. Solius does not provide specific medical advice to users. Users should seek advice from a qualified physician or healthcare provider. This website does not establish a doctor-patient relationship. For detailed product information please consult the User Manual prior to use. 

Solius® is a registered trademark of Solius Labs, Inc.
100 Ravine Lane NE, Suite 310, Bainbridge Island, WA 98110

© 2026 Solius Labs, Inc.

HSA/FSA Eligible

Be the first to get updates from Solius Labs

By signing up, I agree with the privacy policy.

Connect

Intertek logo

Solius is an FDA-cleared over-the-counter (OTC) UVB light panel intended to stimulate production of vitamin D in people 22 years and older.

Solius is clinically proven to stimulate the production of vitamin D. References to the benefits of sunlight, UVB light, and vitamin D are based upon published, peer-reviewed research. The Solius device is not intended to diagnose, treat, cure, or prevent disease, except for the indications for use described in the user manual for your applicable region. Solius does not provide specific medical advice to users. Users should seek advice from a qualified physician or healthcare provider. This website does not establish a doctor-patient relationship. For detailed product information please consult the User Manual prior to use. 

Solius® is a registered trademark of Solius Labs, Inc.
100 Ravine Lane NE, Suite 310, Bainbridge Island, WA 98110

© 2026 Solius Labs, Inc.

HSA/FSA Eligible

Be the first to get updates from Solius Labs

By signing up, I agree with the privacy policy.

Connect

Intertek logo

Solius is an FDA-cleared over-the-counter (OTC) UVB light panel intended to stimulate production of vitamin D in people 22 years and older.

Solius is clinically proven to stimulate the production of vitamin D. References to the benefits of sunlight, UVB light, and vitamin D are based upon published, peer-reviewed research. The Solius device is not intended to diagnose, treat, cure, or prevent disease, except for the indications for use described in the user manual for your applicable region. Solius does not provide specific medical advice to users. Users should seek advice from a qualified physician or healthcare provider. This website does not establish a doctor-patient relationship. For detailed product information please consult the User Manual prior to use. 

Solius® is a registered trademark of Solius Labs, Inc.
100 Ravine Lane NE, Suite 310, Bainbridge Island, WA 98110

© 2026 Solius Labs, Inc.