What are free radicals? Why are they damaging to the human body? - by Newman Doo - PowerPoint PPT Presentation

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What are free radicals? Why are they damaging to the human body? - by Newman Doo

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What are free radicals? Why are they damaging to the human body? - by Newman Doo Our body tissues are made up of cells. Each cell is composed of many different types ... – PowerPoint PPT presentation

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Title: What are free radicals? Why are they damaging to the human body? - by Newman Doo


1
What are free radicals? Why are they damaging to
the human body? - by Newman Doo

2
Our body tissues are made up of cells.
3
Each cell is composed of many different types of
molecules.
  • Molecules consist of one or more atoms of one or
    more elements joined by chemical bonds.

4
An atom
  • The number of protons (positively charged
    particles) in the atom nucleus determines the
    number of electrons (negatively charged
    particles) surrounding the atom.

5
Electrons
  • Electrons surround, or
  • "orbit" an atom in one or
  • more shells.

6
How is Free Radical Formed?
  • When a electron is lost from an atom, an unstable
    free radical is formed.

7
Chain reaction of radical formation.
  • When the molecule loses
  • its electron, it becomes a
  • free radical, beginning a
  • chain reaction. Once the
  • process is started, it can
  • cascade.

8
How a cell is damaged.
  • Finally a living cell is
  • disrupted.

9
Causes of free radical formation-oxidative
stress
  • Environmental factors
  • such as pollution,
  • radiation, cigarette
  • smoke and herbicides
  • also spawn free radicals.

10
Many drugs cause free radicals
  • Drugs
  • adriamycin
  • bleomycin
  • mitomycin C
  • nitrofurantoin
  • chlorpromazine

11
Stress
  • The pressures common
  • in industrial societies can
  • trigger the body's stress
  • response. In turn, the
  • stress response creates
  • free radicals in
  • abundance.

12
Viruses and bacteria
  • Sometimes the body? immune system? cells
    purposefully create free radicals to neutralize
    viruses and bacteria.

13
Sports
  • Oxygen, although
  • essential to life, is the
  • source of the potentially
  • damaging free radicals.
  • Endurance exercise can
  • increase oxygen
  • utilization from 10 to 20
  • times over the resting
  • state.

14
Damages of free radicals
  • Free radicals may lead to
  • health problems such as
  • skin aging
  • heart disease
  • cataracts
  • cancer
  • arthritis
  • diabetes

15
Skin aging
  • Free radical damage
  • causes wrinkles by
  • breaking down skin
  • collagen, elastin and
  • other proteins in the skin.

16
Free radicals and heart disease
  • Free radicals cause damage to individual cells
    within the arteries.

17
Oxidized LDL(low density lipoprotein)
  • LDL itself is harmless.
  • Only when oxidized--
  • that is, does LDL
  • cause the arterial
  • hardening and clogging
  • that lay the groundwork
  • for heart attack and
  • stroke.

18
Free radicals and cancer
  • Free radicals damage
  • DNA causing tumor
  • initiation, promotion
  • conversion .

19
Cataract
  • A cataract is a clouding of the lens in the eye
    that affects vision.
  • Free radicals is a major cause of cataract
    formation.

20
Arthritis
Arthritis is believed to be a disease stemming
from an attack of our own T-Cells on our joint
membranes and fluids. The T-cells make deadly
free radicals to use in attacking enemies like
bacteria, viruses, and cancer cells. But when the
T-cells make mistakes and attack our own cells,
they use the damaging free radicals on us. In
arthritis, the chemically reactive free radicals
damage the joint membranes and lubricants,
resulting in the pain and limited mobility of
arthritis.
21
Diabetes
  • Free radicals damage
  • insulin-producing beta
  • cells in the pancreas
  • causing diabetes.

22
How Antioxidants May Prevent Against Free Radical
Damage
  • An antioxidant can neutralize a free radical by
  • donating one of its electrons without
  • jeopardizing its own chemical stability.
  • It is a free radical scavenger and
  • prevents cell damage.

23
An electron circuit to prevent oxidation of cell
membrane by antioxidants OPC, Vitamin C E.
24
Isotonix OPC-3
  • Red wine extract, pine bark, isoflavonoids,
    bilberry and grape seed extract are the strongest
    known antioxidants.
  • 20 50 times more effective than vitamin C and
    vitamin E respectively, at neutralizing oxygen
    radicals

25
  • Improves skin smoothness elasticity
  • Strengthens capillaries, arteries and veins
  • Improves circulation and enhances cell vitality
  • Reduces capillary fragility and improves
    resistance
  • to bruising and strokes
  • Reduces the risks of phlebitis(a clot in the
    vein)
  • Reduces edema and selling in the legs
  • Reduces varicose veins
  • Reduces restless legs syndrome
  • Improves visual acuity
  • Helps improve sluggish memory
  • Reduces the effects of stress
  • Improves joint flexibility and reduces
    inflammation
  • caused by arthritis and sports injuries

26
Administration of OPC-3 Dosage
  • Take on an empty stomach and wait 10-15 minutes
    before eating or drinking.
  • Loading dose For the 1st 7 days, take 1 white
    capful per every 75 pounds of body weight. OPC-3
    is non-toxic.
  • Those with physical challenges, continue the
    loading dose for up to 30 days before shifting to
    a maintenance dose.
  • For preventative health measures, a maintenance
    dose is considered to be 1-2 capfuls of OPC-3.
  • I white capful contains 75 mg of active OPC and
    50 mg of bioflavonoids.

27
Isotonix OPC-3 the best deliverable system for
absorption
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