Meta-analysis reveals there is no evidence that variation in clutch size in birds is driven by the reproduction–survival trade-off.

A retrospective study found that cannabis users were six times as likely to have a heart attack compared to non-users, while ...

The following is a summary of “Effect of different maneuvers of repositioning on benign paroxysmal vertigo: a network meta-analysis,” published in the March 2025 issue of BMC Neurology by Si et al.

There's no evidence that a woman's cognitive abilities change during her menstrual cycle, a meta-analysis of over 100 studies on the topic has found.

Only 1 in 10 nonsurgical treatments for low back pain are more effective placebo, a review of 56 different treatments and ...

A meta-analysis of 12 previous studies showed ... who was not involved in the research. For example, “cocaine has been known to be detrimental to the heart as it may cause heart attacks and ...

For some cancer sites, they only had a limited number of studies to examine. This meta-analysis also had the biggest sample size related to skin cancer risk. Researchers acknowledge that this ...

Background Cardiac cachexia is a condition characterised by unintentional weight loss and muscle wasting in patients with ...

A new study found that the Mediterranean diet may lower risk of age-related macular degeneration (AMD). Macular degeneration ...

The meta-analysis, which is the largest pooled study to date examining heart attacks and cannabis ... suggesting that the ...