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Related Concept Videos

The Effect of Aging on Tissues01:19

The Effect of Aging on Tissues

Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...
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Aging is a complex biological phenomenon influenced by various processes that affect cellular and systemic functions. Several prominent theories attempt to explain its mechanisms, highlighting cellular limitations, oxidative damage, and hormonal changes as central factors in aging.
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Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...
Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Metabolism01:18

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Geriatric patients show significant variation in how their bodies process medications, which can change how effective and safe treatments are. The liver is the primary organ where drug metabolism occurs, involving two main types of chemical reactions: phase I and II. Phase I metabolism is driven by the cytochrome P450 enzyme system, which includes key types such as CYP3A, CYP2D6, and CYP2C9. Research indicates that while aging doesn't notably alter the levels or activity of these enzymes, it...
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As individuals age, their body's physiology evolves, affecting drug pharmacokinetics. The most apparent changes occur in the gastrointestinal tract, where an increase in gastric pH, a delay in gastric emptying, and a reduction in gastrointestinal motility are observed. Remarkably, these changes do not substantially modify the absorption of orally administered drugs, particularly those absorbed via passive diffusion.Transdermal drug delivery emerges as a highly viable method for older adults due...
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Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
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Improving Strength, Power, Muscle Aerobic Capacity, and Glucose Tolerance through Short-term Progressive Strength Training Among Elderly People
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Improving Strength, Power, Muscle Aerobic Capacity, and Glucose Tolerance through Short-term Progressive Strength Training Among Elderly People

Published on: July 5, 2017

Aging and exercise.

Jeralyn Allen1, Vincent Morelli

  • 1Department of Family and Community Medicine, Meharry Medical College, 1005 Dr. D.B. Todd Jr. Boulevard, Nashville, TN 37208, USA. jeralyn_allen@yahoo.com

Clinics in Geriatric Medicine
|November 9, 2011
PubMed
Summary
This summary is machine-generated.

Regular exercise offers significant health benefits for older adults, improving conditions like diabetes and osteoporosis. Physicians can guide elderly patients to overcome barriers and adopt practical exercise plans for better health outcomes.

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Getting to Compliance in Forced Exercise in Rodents: A Critical Standard to Evaluate Exercise Impact in Aging-related Disorders and Disease
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Getting to Compliance in Forced Exercise in Rodents: A Critical Standard to Evaluate Exercise Impact in Aging-related Disorders and Disease

Published on: August 22, 2014

Area of Science:

  • Gerontology
  • Preventive Medicine
  • Exercise Physiology

Background:

  • Older adults experience numerous age-related health declines.
  • Regular physical activity is crucial for maintaining health and function in later life.
  • Barriers often prevent elderly individuals from engaging in sufficient exercise.

Purpose of the Study:

  • To review the extensive health benefits of regular exercise in the elderly population.
  • To outline strategies for physicians to help older patients overcome exercise barriers.
  • To provide practical exercise recommendations for diverse elderly patient groups.

Main Methods:

  • Literature review of studies on exercise and aging.
  • Analysis of common barriers to physical activity in older adults.
  • Development of evidence-based exercise prescriptions.

Main Results:

  • Exercise positively impacts cardiovascular health, metabolic conditions (diabetes, lipid profile), musculoskeletal health (osteoarthritis, osteoporosis), and mental well-being (mood, neurocognitive function).
  • Key barriers include sedentary habits, insufficient health education, and coexisting medical conditions.
  • Tailored exercise programs can be designed for both healthy and medically compromised older adults.

Conclusions:

  • Exercise is a vital component of healthy aging, offering broad physiological and psychological benefits.
  • Physician involvement is critical in addressing barriers and promoting exercise adherence among the elderly.
  • Personalized exercise prescriptions are essential for maximizing benefits and ensuring safety in older adults.