Healthy biological systems exhibit complex patterns of variability that can be described by
mathematical chaos. Heart rate variability (HRV) consists of changes in the time intervals …

Background Cardiac autonomic neuropathy in type 2 dibetes mellitus (T2DM) patients is
frequent and associated with high cardiovascular mortality. Heart rate variability (HRV) is the …

Fatigue is one of the most common adverse effects of cancer that might persist for years after
treatment completion in otherwise healthy survivors. Cancer-related fatigue causes …

Fatigue has been the most distressing and frequent symptom in breast cancer (BC) survivors
after treatment. Although fatigue can occur in other cancer survivors, women with a history of …

Purpose Understanding the etiology of cancer-related fatigue (CRF) is critical to identify
targets to develop therapies to reduce CRF burden. The goal of this systematic review was …

Fatigue is a common and distressing symptom in both patients with cancer and cancer
survivors. There is substantial variation in the severity and persistence of cancer‐related …

Objectives To (1) evaluate existing eHealth/mHealth interventions developed to help
manage cancer‐related fatigue (CRF); and (2) summarize the best available evidence on …

Survivors of early-stage breast cancer may report treatment-related side effects that persist
for several years after the end of primary treatment. Among these, fatigue and cognitive …

An exacerbated physiological response to stress is associated with the development of
stress-related disorders (eg, depression and anxiety disorders). Recently, it has been …

Severe fatigue occurs in one in four breast cancer survivors (BCS). Quality of life (QOL) and
psychological factors are important in fatigue-oriented interventions for BCS, but an up-to …