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heartlessness    
heartlessness
n 1: an absence of concern for the welfare of others [synonym:
{heartlessness}, {coldheartedness}, {hardheartedness}]

Heartless \Heart"less\, a.
1. Without a heart.
[1913 Webster]

You have left me heartless; mine is in your bosom.
--J. Webster.
[1913 Webster]

2. Destitute of courage; spiritless; despondent.
[1913 Webster]

Heartless they fought, and quitted soon their
ground. --Dryden.
[1913 Webster]

Heartless and melancholy. --W. Irwing.
[1913 Webster]

3. Destitute of feeling or affection; unsympathetic; cruel.
"The heartless parasites." --Byron. -- {Heart"less*ly},
adv. -- {Heart"less*ness}, n.
[1913 Webster]


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  • Physical Activity and Cancer Fact Sheet - NCI
    A fact sheet that summarizes evidence linking physical activity (including exercise) to reduced cancer risk and sedentary behavior (including prolonged sitting) to increased cancer risk
  • Cancer risk decreases with more physical activity - NCI
    The associations between physical activity and cancer risk remained even after researchers adjusted for demographic factors, lifestyle factors, body mass index (BMI), and other health conditions Higher daily step count, but not the pace of the steps (step intensity), was also associated with a lower risk of cancer
  • Benefits of Exercise for People with Cancer
    Exercise can help reduce cancer-related symptoms and improve how you feel Learn more about exercise benefits for people living with cancer
  • Prescribing Exercise as Cancer Treatment - NCI
    Updated guidelines on exercise for those living with cancer and cancer survivors were recently released by an expert panel In this conversation, panel co-chair Dr Kathryn Schmitz discusses the research findings connecting physical activity with improved cancer outcomes and what these new guidelines mean for health care providers and survivors
  • Exercise and Survival for Women with Breast Cancer
    Women with breast cancer at high risk for recurrence who engaged in regular exercise before their cancer diagnosis and after treatment were less likely to have their cancer return or to die compared with women who were inactive, a recent study found
  • Recetar ejercicio como tratamiento del cáncer - National Cancer Institute
    Un panel de expertos publicó pautas actualizadas sobre el ejercicio para las personas que viven con cáncer y los sobrevivientes de cáncer En esta conversación, la doctora Kathryn Schmitz, que copreside el panel de expertos, habla sobre los hallazgos de investigación que vinculan la actividad física con mejores desenlaces del cáncer y el significado de estas nuevas pautas para los
  • NCI Podcast Examines How Wearable Devices Correlate Exercise Levels . . .
    NCI Podcast Examines How Wearable Devices Correlate Exercise Levels with Cancer Risk May 14, 2025 In the latest episode of the Cancer HealthCast podcast, Ms Alaina Shreves, a predoctoral fellow at NCI’s Division of Cancer Epidemiology and Genetics, explores a recent NCI study that uncovers a connection between physical activity and cancer risk
  • Cancer Survivors and Physical Activity
    Tracking these behaviors permits evaluation of how well cancer control efforts are working to reduce unnecessary disability and death among those with a history of cancer To enhance the length and health-related quality of life of cancer survivors, efforts are needed to encourage adequate physical activity
  • La actividad física y el cáncer - National Cancer Institute
    Hoja informativa con un resumen de datos que relacionan la actividad física (incluso el ejercicio) con una disminución en el riesgo de cáncer, y que relacionan el comportamiento sedentario (incluso estar sentado por períodos prolongados) con un aumento en el riesgo de cáncer
  • Grantee: Justin C. Brown, PhD | Division of Cancer Control and . . .
    Current Title Director of Exercise Cancer Biology Research Program Describe your scientific identity I am a clinical epidemiologist conducting research to understand how physical activity, optimal nutrition, and weight management prevent the development and progression of cancer What are your research interests? My primary research interests include understanding the biology of lifestyle





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