Aim Breast cancer is the most common cancer among women and one of the most important
causes of death among them. This review aimed to investigate the incidence and mortality …

Purpose The purpose of the present study was to systematically review the complex
associations between energy balance-related factors and breast cancer risk, for which …

Background Little is known about whether contemporary hormonal contraception is
associated with an increased risk of breast cancer. Methods We assessed associations …

The association of overweight and obesity with premenopausal breast cancer remained
unclear, ethnicity could play a role. A MEDLINE and PUBMED search of all studies on …

Although the incidence of breast cancer in Asia remains lower than in North America,
Western Europe, and Oceania, rates have been increasing rapidly during the past few …

Obesity is a global concern, affecting both developed and developing countries. Although
there are large variations in obesity and breast cancer rates worldwide and across …

An estimated 1.38 million new cases of breast cancer (BC) are diagnosed each year in
women worldwide. Of these, the majority are categorized as invasive ductal cell carcinoma …

Breast cancer is one of the most frequent types of malignancies among women and is
internationally recognized as the main reason for cancer-caused mortality. Most breast …

Epidemiologic evidence has shown inconsistent findings regarding the relationships
between abdominal fatness, as measured by waist circumferences (WC) or waist‐to‐hip …

In recent years, obesity has been identified as a risk factor for the development of breast
cancer in postmenopausal women, and it has been associated with a poor outcome. Many …