Top 10 Online Health, Fitness and Nutrition Destinations Week ending September 10, 2006 (US, Home and Work)

Brand or Channel

Unique Audience (000)

Active Reach (%)

WebMD

2,677

1.99

Weight Watchers

1,497

1.11

About Health & Fitness

1,480

1.1

drugstore.com

1,237

0.92

Walgreens

1215

0.9

Yahoo! Health

1,012

0.75

AOL Health^

992

0.74

RealAge

973

0.72

Mayo Clinic

961

0.71

Medco

925

0.69

Source: Nielsen//NetRatings NetView

Demographic Data for Health, Fitness and Nutrition Category Month of August 2006 (US, Home and Work)

Category

Target

Unique Audience (000)

Audience Composition (%)

Total

61,880

100

Male

26,423

42.7

Female

35,457

57.3

Age

2 - 11

1,022

1.65

12 - 17

2,606

4.21

18 - 24

2,459

3.97

25 - 34

9,620

15.55

35 - 49

23,096

37.32

45+

30,966

50.04

55+

15,209

24.58

65+

5,594

9.04

HH Income

$ 0 - 24999

3,542

5.72

$ 25000 - 49999

13,418

21.68

$ 50000 - 74999

16,125

26.06

$ 75000 - 99999

12,152

19.64

$ 100000 - 149999

10,194

16.47

$ 150000+

5,518

8.92

No Response

932

1.51

Source: Nielsen//NetRatings NetView

Top 20 Advertisers

Company

Impressions (000)

Share of all Impressions

Weight Watchers International, Inc.

327,458

33.4%

NutriSystem, Inc.

85,691

8.7%

Bausch & Lomb Incorporated

59,200

6.0%

Novartis AG

43,606

4.5%

eDiets.com, Inc.

41,838

4.3%

GlaxoSmithKline

41,356

4.2%

Pfizer, Inc.

32,744

3.3%

Waterfront Media, Inc.

31,246

3.2%

Kelly Laser Center

29,960

3.1%

Kaiser Permanente

25,487

2.6%

American Laser Centers

18,741

1.9%

AstraZeneca Pharmaceuticals LP

17,143

1.8%

Bayer Corporation

13,595

1.4%

Johnson & Johnson

11,846

1.2%

Medical Hair Restoration

11,227

1.1%

Eli Lilly and Company

10,061

1.0%

Medifast, Inc.

8,786

0.9%

Garden of Life, Inc.

8,776

0.9%

Laser Eye Center

7,703

0.8%

Lasik Vision Institute

7,459

0.8%

Total

979,327

100.0%

Source: Nielsen//NetRatings AdRelevance

Top Ad Sizes

Dimensions

Impressions (000)

Share of all Impressions

Leaderboard

(728x90)

447,015

45.6%

Wide Skyscraper

(160x600)

188,526

19.3%

Medium Rectangle

(300x250)

110,566

11.3%

Skyscraper

(120x600)

60,334

6.2%

Button #2

(120x60)

39,348

4.0%

Square Button

(125x125)

33,691

3.4%

Vertical Banner

(120x240)

22,365

2.3%

Non-Standard Dimension

22,199

2.3%

Rectangle

(180x150)

16,267

1.7%

Full Banner

(468x60)

10,428

1.1%

Button #1

(120x90)

10,414

1.1%

Half Banner

(234x60)

7,160

0.7%

Large Rectangle

(336x280)

4,773

0.5%

Micro Bar

(88x31)

3,801

0.4%

Square

(250x250)

1,682

0.2%

Vertical Rectangle

(240x400)

748

0.1%

Total

979,317

100.0%

Source: Nielsen//NetRatings AdRelevance

Ad Delivery Types

Ad Delivery

Impressions (000)

Share of all Impressions

In-Page

908,728

92.8%

Expanding

62,849

6.4%

Pop-Under

4,421

0.5%

Over-Page

1,842

0.2%

Transitional

1,413

0.1%

Pop-Up

66

0.0%

Total

979,319

100.0%

Source: Nielsen//NetRatings AdRelevance